| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [modal v] [vb infin] | 6731 |
|
| 2 | [modal v] [vb infin] first | 306 |
|
| 3 | [adv] [vb infin] first | 38 |
|
| 4 | [adv] [modal v] first | 6 |
|
