| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] it [be] [v-ing] to | 301 |
|
| 2 | [subord] it [be] [v-ing] to | 120 |
|
| 3 | [subord] [conj] it [be] [v-ing] | 52 |
|
