| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] [v-ing] to | 1196 |
|
| 2 | [be] [v-ing] to [noun sg] | 918 |
|
| 3 | it [be] [v-ing] [noun sg] | 295 |
|
| 4 | it [be] to [noun sg] | 31 |
|
| 5 | it [v-ing] to [noun sg] | 13 |
|
