| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] which [verb] [prep] [noun] | 192 |
|
| 2 | which [verb] been [prep] [noun] | 121 |
|
| 3 | [prep] which [verb] been [prep] | 14 |
|
| 4 | [prep] [verb] been [prep] [noun] | 14 |
|
