| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [be] [adv] [v-ing] | 759 |
|
| 2 | [vb base] [conj] it [be] [adv] | 477 |
|
| 3 | [vb base] it [be] [adv] [v-ing] | 73 |
|
| 4 | [vb base] [conj] it [be] [v-ing] | 61 |
|
