| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [be] [verb] in | 2571 |
|
| 2 | [conj] [be] [v-ing] [prep] | 1634 |
|
| 3 | [conj] [be] [v-ing] [prep] | 1547 |
|
| 4 | [conj] [be] [v-ing] in | 227 |
|
