| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [pron] happen to | 355 |
|
| 2 | [adv] [pron] happen to | 85 |
|
| 3 | [verb] [adv] happen to | 73 |
|
| 4 | [verb] [adv] [pron] happen | 53 |
|
| 5 | [verb] [adv] [pron] to | 29 |
|
