| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which has been [vb pp] for [noun sg] | 13 |
|
| 2 | which have been [vb pp] for [noun sg] | 10 |
|
| 3 | which had been [vb pp] for [noun sg] | 7 |
|
| 4 | which have been [vb pp] for approval | 7 |
|
| 5 | which have been submitted for [noun sg] | 5 |
|
