| Austria (2) |
|---|
| LASK Linz, | | Wolfsberger AC, |
| | | Belgium (2) |
|---|
| AA Gent, | | Royal Antwerp FC, |
| |
| Croatia (1) |
|---|
| Dinamo Zagreb, |
| | Czech Republic (2) |
|---|
| Slovan Liberec, | | Sparta Praha, |
| | England (2) |
|---|
| Arsenal, | | Leicester City, |
| |
| | | Israel (1) |
|---|
| Maccabi Tel Aviv, |
| |
| Netherlands (1) |
|---|
| Feyenoord, |
| | | Portugal (1) |
|---|
| Sporting Braga, |
| |
| | | | Switzerland (1) |
|---|
| Young Boys, |
|
| | Ukraine (1) |
|---|
| Zorya Luhansk, |
|