| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which have been [vb pp] for [noun sg] | 30 |
|
| 2 | [Wh det] has been [vb pp] for [noun sg] | 15 |
|
| 3 | [Wh det] have been [vb pp] for [noun sg] | 10 |
|
| 4 | [Wh det] had been [vb pp] for [noun sg] | 9 |
|
| 5 | [Wh det] have been [vb pp] for approval | 7 |
|
| 6 | [Wh det] have been submitted for [noun sg] | 5 |
|
