| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] be [prep] [v-ing] [prep] | 42 |
|
| 2 | it [vb mod] be [prep] [v-ing] [prep] | 42 |
|
| 3 | [pron] [vb mod] be [prep] [v-ing] to | 11 |
|
| 4 | it [vb mod] be [prep] [verb] to | 9 |
|
| 5 | it [vb mod] be [prep] [v-ing] to | 7 |
|
| 6 | it [vb mod] [be] [prep] [v-ing] to | 7 |
|
| 7 | it [vb mod] be [prep] [v-ing] to | 7 |
|
| 8 | it [modal v] be [prep] [v-ing] to | 7 |
|
