| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [modal v] [vb infin] | 33370 |
|
| 2 | [vb -s] it [vb infin] | 2271 |
|
| 3 | [vb -s] it [modal v] | 1145 |
|
| 4 | [vb -s] [modal v] [vb infin] | 416 |
|
