| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] which [pron] had [verb] | 702 |
|
| 2 | [prep] [pron] had been [verb] | 406 |
|
| 3 | which [pron] had been [verb] | 349 |
|
| 4 | [prep] which [pron] had been | 330 |
|
| 5 | [prep] which had been [verb] | 107 |
|
