| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [verb] be [verb] [prep] | 2862 |
|
| 2 | [conj] [verb] be [v-ing] [prep] | 196 |
|
| 3 | [conj] [verb] [be] happening [prep] | 9 |
|
| 4 | [conj] [verb] be happen [prep] | 9 |
|
