| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which [verb] to [be] | 1419 |
|
| 2 | [pron] happen to [be] | 565 |
|
| 3 | which happen [prep] [be] | 52 |
|
| 4 | which happen to [be] | 52 |
|
| 5 | which happen [prep] [be] | 52 |
|
| 6 | which happen to [be] | 52 |
|
