| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] [pron] [modal v] [verb] | 738 |
|
| 2 | [modal v] [verb] [pron] [modal v] [vb infin] | 712 |
|
| 3 | [modal v] [verb] [pron] [modal v] have | 144 |
|
