| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [v-ing] to | 1196 |
|
| 2 | what [be] [v-ing] to | 349 |
|
| 3 | what it [be] [v-ing] | 177 |
|
| 4 | what it [be] to | 69 |
|
