| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] [verb] [conj] [vb infin] [prep] | 541 |
|
| 2 | [Wh pn] [modal v] [verb] [conj] [verb] [prep] | 21 |
|
| 3 | [Wh pn] [modal v] [verb] [conj] [vb infin] [prep] | 19 |
|
