| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [verb] [verb] [noun] | 1901 |
|
| 2 | should [verb] [verb] [noun] | 498 |
|
| 3 | it should [verb] [verb] | 173 |
|
| 4 | it should [verb] [noun] | 101 |
|
