| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] it [modal v] [verb] | 893 |
|
| 2 | who [pron] [modal v] [verb] | 176 |
|
| 3 | [Wh pn] it [modal v] [verb] | 25 |
|
| 4 | who it [modal v] [verb] | 6 |
|
