| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [modal v] [vb infin] [to-vb] a | 432 |
|
| 2 | then i [modal v] [vb infin] [to-vb] | 79 |
|
| 3 | then i [modal v] [vb infin] a | 46 |
|
