| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] [verb] a | 17281 |
|
| 2 | it [vb -s] [verb] | 16334 |
|
| 3 | it [verb] a | 11265 |
|
| 4 | it [vb -s] a | 6498 |
|
