| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] be [verb] to [be] | 761 |
|
| 2 | [v-ing] be [verb] [prep] [be] | 41 |
|
| 3 | [v-ing] [be] [verb] to [be] | 40 |
|
| 4 | [v-ing] be [verb] to [be] | 40 |
|
