| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] which had been | 1475 |
|
| 2 | [n mass] [pron] had been | 121 |
|
| 3 | [n mass] which [verb] been | 47 |
|
| 4 | [n mass] which have been | 47 |
|
| 5 | [n mass] which had [be] | 20 |
|
| 6 | [n mass] which had be | 20 |
|
| 7 | [n mass] which [vb past] been | 20 |
|
| 8 | [n mass] which had [been] | 20 |
|
