| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] happen to [pron] | 678 |
|
| 2 | which [verb] to [pron] | 453 |
|
| 3 | which happen [prep] [pron] | 8 |
|
| 4 | which happen [prep] [pron] | 8 |
|
| 5 | which happen to [pron] | 6 |
|
