| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] [pron] [modal v] | 1356 |
|
| 2 | [verb] [prep] [Wh pn] [modal v] | 44 |
|
| 3 | [verb] [prep] who [modal v] | 38 |
|
| 4 | [verb] [prep] who [modal v] | 38 |
|
