| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be [verb] to | 10340 |
|
| 2 | [modal v] be [v-ing] [prep] | 4042 |
|
| 3 | [modal v] be [v-ing] [prep] | 4039 |
|
| 4 | [modal v] be [v-ing] to | 603 |
|
| 5 | [modal v] [be] [v-ing] to | 603 |
|
