| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [v-ing] [noun] | 498 |
|
| 2 | [be] [v-ing] that [noun] | 461 |
|
| 3 | it [be] that [noun] | 426 |
|
| 4 | it [be] [v-ing] that | 42 |
|
| 5 | it [v-ing] that [noun] | 7 |
|
