| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [modal v] [be] [verb] [prep] [adj] | 813 |
|
| 2 | which [modal v] [be] [verb] [prep] [adj] | 813 |
|
| 3 | [pron] [modal v] [be] [verb] at [adj] | 220 |
|
| 4 | which [modal v] [be] [verb] at [adj] | 40 |
|
