| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] to [be] [v-ing] | 1215 |
|
| 2 | i [be] [verb] to [be] | 462 |
|
| 3 | i [verb] to [be] [v-ing] | 97 |
|
| 4 | i [be] [verb] to [v-ing] | 18 |
|
