| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | to [be] [verb] [prep] | 41003 |
|
| 2 | happen to [be] [verb] | 216 |
|
| 3 | happen to [be] [prep] | 178 |
|
| 4 | happen [be] [verb] [prep] | 8 |
|
