| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [modal v] be [v-ing] [prep] | 2397 |
|
| 2 | [pron] [modal v] be [v-ing] to | 374 |
|
| 3 | [pron] be [v-ing] to [prep] | 31 |
|
| 4 | [modal v] be [v-ing] to [prep] | 10 |
|
