| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] [verb] at [adj] | 1054 |
|
| 2 | which [modal v] [be] [verb] at | 174 |
|
| 3 | which [modal v] [be] [verb] [adj] | 162 |
|
| 4 | which [modal v] [verb] at [adj] | 22 |
|
