| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [verb] a | 37973 |
|
| 2 | it [modal v] [verb] | 33714 |
|
| 3 | it [verb] a | 9665 |
|
| 4 | it [modal v] a | 9 |
|
