| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] which [modal v] [be] [verb] | 128 |
|
| 2 | [adj] which [vb mod] [be] [verb] | 128 |
|
| 3 | [adj] [pron] could [be] [verb] | 86 |
|
| 4 | [adj] which could [be] [verb] | 23 |
|
