| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been set up by | 49 |
|
| 2 | had been set [adv prt] by | 23 |
|
| 3 | has been set [adv prt] by | 20 |
|
| 4 | have been set [adv prt] by | 12 |
|
| 5 | have been set out by | 5 |
|
