| | Belarus (1) |
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| Shakhtyor Soligorsk, |
| | Belgium (1) |
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| Royal Antwerp FC, |
| | Bosnia-Herzegovina (1) |
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| Zrinjski Mostar, |
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| Bulgaria (1) |
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| Lokomotiv Plovdiv, |
| | | Cyprus (1) |
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| Apollon Limassol, |
| | Czech Republic (1) |
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| Viktoria Plzeň, |
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| Denmark (1) |
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| FC Midtjylland, |
| | France (1) |
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| RC Strasbourg Alsace, |
| | Georgia (1) |
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| Dinamo Tbilisi, |
| | Germany (1) |
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| Eintracht Frankfurt, |
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| | Liechtenstein (1) |
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| FC Vaduz, |
| | Netherlands (3) |
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| AZ, | | Feyenoord, | | PSV, |
| |
| Russia (1) |
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| Spartak Moskva, |
| | Scotland (2) |
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| Aberdeen, | | Rangers FC, |
| | |
| Switzerland (2) |
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| FC Luzern, | | FC Thun, |
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