| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] it [verb] [noun] | 1500 |
|
| 2 | [v-ing] [subord] it [verb] | 373 |
|
| 3 | [v-ing] it [verb] [noun] | 92 |
|
| 4 | [v-ing] [subord] [verb] [noun] | 41 |
|
