| | Belgie (4) |
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| AA Gent, | | Club Brugge, | | Racing Genk, | | Union Saint-Gilloise, |
| | Bosna a Hercegovina (1) |
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| Zrinjski Mostar, |
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| Dinamo Zagreb, |
| | Česká republika (1) |
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| Viktoria Plzeň, |
| | Dánsko (1) |
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| FC Nordsjælland, |
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| Faerské ostrovy (1) |
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| KI Klaksvik, |
| | | | Německo (1) |
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| Eintracht Frankfurt, |
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| Řecko (2) |
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| Olympiacos Piraeus, | | PAOK FC, |
| | | | Izrael (2) |
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| Maccabi Haifa, | | Maccabi Tel Aviv, |
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| | | |
| Norsko (2) |
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| Bodø-Glimt, | | Molde FK, |
| | Polsko (1) |
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| Legia Warszawa, |
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| Slovan Bratislava, | | Spartak Trnava, |
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| Olimpija Ljubljana, |
| | | Švýcarsko (2) |
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| FC Lugano, | | Servette, |
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| Turecko (2) |
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| Besiktas, | | Fenerbahçe, |
| | Ukrajina (1) |
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| Zorya Luhansk, |
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