| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [be] | 94784 |
|
| 2 | it [be] [v-ing] | 10696 |
|
| 3 | [conj] [be] [v-ing] | 6375 |
|
| 4 | [conj] it [v-ing] | 19 |
|
