| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] which have been [vb pp] | 2567 |
|
| 2 | work [pron] have been [vb pp] | 27 |
|
| 3 | work which [verb] been [vb pp] | 20 |
|
| 4 | work which have [been] [vb pp] | 20 |
|
| 5 | work which have be [vb pp] | 20 |
|
| 6 | work which have [be] [vb pp] | 20 |
|
| 7 | work which have been [verb] | 20 |
|
