| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] which [verb] been | 334 |
|
| 2 | [num] [prep] which [verb] | 295 |
|
| 3 | [num] which [verb] been | 38 |
|
| 4 | [num] [prep] [verb] been | 6 |
|
