| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] only [adv] see | 9 |
|
| 2 | [modal v] only [adv] see | 9 |
|
| 3 | could only [adv] see | 5 |
|
| 4 | could only [adv] see | 5 |
|
