| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [modal v] be [verb] to | 540 |
|
| 2 | [conj] [modal v] be [v-ing] [prep] | 84 |
|
| 3 | [conj] [modal v] be [v-ing] [prep] | 84 |
|
| 4 | [conj] [modal v] be [v-ing] to | 17 |
|
| 5 | [conj] [modal v] [be] [v-ing] to | 17 |
|
