Francisco Moura's second-half strike earned hosts Porto a 1-1 draw against 10-man AS Roma in the first leg of their Europa League knockout round play-off on Thursday.
Manchester United were handed a tricky Europa League last 16 tie against Real Sociedad while Tottenham Hotspur will play Dutch side AZ Alkmaar after the draw was held on Friday, but both managers are more concerned about their Premier League form.
New AZ Alkmaar coach Dick Advocaat suffered a 1-0 defeat at former club PSV Eindhoven on his comeback to management in the Dutch league on Saturday.
Nottingham Forest and Aston Villa reach the Europa League semi-finals, while Braga and Freiburg also advance in a dramatic night of European action.
AZ Alkmaar clinched their second Dutch championship after Ajax Amsterdam failed to beat PSV Eindhoven on Sunday.
A round-up of Thursday's Europa League Round of 16 second leg matches.
On a good night for English clubs in the Europa League, Manchester United hammered AZ Alkmaar 4-0, while Wolverhampton Wanderers also thrashed Besiktas 4-0 in Group K, and Arsenal came from two goals down to draw 2-2 away to Standard Liege and finish first in their pool. The upset of the night came in Group J as Crivelli scored a 90th-minute winner against Borussia Moenchengladbach to send Basaksehir through and knock the Germans out, with AS Roma grabbing the runner-up spot thanks to a 2-2 home draw with Wolfsberger as the Europa League group stage concluded on Thursday.
PSV Eindhoven brushed aside Roda JC Kerkrade 3-0 to edge clear at the top of the Dutch league on Saturday.
AZ Alkmaar suffered a first European home defeat in their history and were eliminated from the UEFA Cup on Thursday after a 3-2 loss to Everton. The Dutch side had gone 32 games unbeaten at home in Europe since entering European competition in 1977.
London sides Tottenham Hotspur and Arsenal made winning starts as did fellow Premier League club Leicester City.
Netherlands Coach Marco Van Basten named a 23-men squad on Sunday for next month's World Cup finals in Germany.
IMAGES from the Europa League matches played on Thursday
Tottenham Hotspur have signed Netherlands striker Vincent Janssen from AZ Alkmaar on a four-year contract, the Premier League club said on Tuesday. The 22-year-old finished his first top-flight season as the highest scorer in the Dutch league by racking up 27 goals to lead AZ to fourth in the table and a place in the Europa League next season.
AS Roma secured their place in the Europa League last 16 with a 3-2 home win over 10-man Porto on Thursday thanks to a Paulo Dybala double, advancing 4-3 on aggregate.
United climbed to fourth in the standings on 15 points going into the last round of matches, in a strong position to reach the knockout phase along with Spurs who are sixth with 14 points.
Troubled Liverpool conceded a last-gasp goal in a 1-1 draw at Olympique Lyon Wednesday, leaving them in danger of an early Champions League exit, while Inter Milan were on the right end of some late drama. Arsenal, inspired by two goals from Cesc Fabregas, thrashed AZ Alkmaar 4-1 and virtually ensured their place after becoming the only Premiership side to manage a win this week.
Athletic Bilbao and Atletico Madrid overcame German opposition to reach the Europa League semi-finals on Thursday while fellow Spaniards Valencia joined them by demolishing AZ Alkmaar.
Rubin Kazan, Udinese, Bruges and AZ Alkmaar qualified for the Europa league knock-out stages on Thursday and will go into the draw for the round of 32 with big guns Manchester United and Manchester City after their Champions League elimination.
Dutchman Louis van Gaal will take over as coach of Bayern Munich on a two-year contract starting next season, the Bundesliga club announced on Wednesday.
Images from the Europa League semi-final first leg matches on Thursday.
Ajax closed the gap with Dutch league leaders Twente Enschede to one point after Luis Suarez and Marko Pantelic earned them a 2-0 win at struggling Willem II Tilburg on Wednesday.
Ajax Amsterdam striker Luis Suarez took his league tally for the season to 18 with a goal in the 3-0 home victory over NEC Nijmegen on Friday.
Spurs striker Bergwijn is major casualty as Netherlands trim squad
Arsenal defeated London rivals Chelsea 1-0 for their first win in four Premier League games on Sunday as a headed goal by stand-in striker Mikel Merino boosted their faint hopes of catching up with runaway leaders Liverpool.
A factbox on new Manchester United manager Louis van Gaal.
Holland boss Louis van Gaal is at the top of Tottenham's wish list to fill their vacant manager position after the sacking of Andre Villas-Boas, according to reports.
Racing Strasbourg, bottom of Ligue 1 and without a league win this season, secured their place in the last 32 of the UEFA Cup on Thursday with a 1-1 draw at AS Roma.
Klaas Jan Huntelaar scored twice as Ajax Amsterdam defeated arch-rivals Feyenoord 3-0 in the Dutch League on Sunday.
PSV Eindhoven midfielders Balazs Dzsudzsak and Otman Bakkal scored a goal apiece to give the Dutch league leaders a 2-0 victory at Ajax Amsterdam on Wednesday.
AZ Alkmaar sunk Newcastle United 2-0 on Thursday to reach the UEFA Cup quarter-finals on the away goals rule.
Feyenoord got the win they needed, a 3-1 home success over Wisla Krakow in Group E which ended the Polish side's interest in the tournament.
The Chilean striker scored the winner in their UEFA Cup semi-final first leg against AZ Alkmaar.
The Italians drew 2-2 in Greece against Egaleo, a result which sends Middlesbrough, Villarreal and Partizan Belgrade through as the three qualifiers from Group E.
IMAGES from the Europa League matches played on Thursday
