| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [conj] [vb mod] [verb] for | 6 |
|
| 2 | [to-vb] [conj] [modal v] [vb infin] for | 6 |
|
| 3 | [to-vb] [coord] [modal v] [verb] for | 6 |
|
| 4 | [to-vb] and [modal v] [verb] for | 5 |
|
| 5 | [to-vb] and [modal v] [verb] for | 5 |
|
