| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [pron] [v-ing] [prep] be | 287 |
|
| 2 | [be] [pron] [verb] [to] be | 82 |
|
| 3 | [be] [pron] [v-ing] [to] [be] | 80 |
|
