| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] [vb mod] [adv] happen to | 19 |
|
| 2 | [pers pn] [vb mod] [adv] happen to | 17 |
|
| 3 | it [vb mod] [adv] happen to | 16 |
|
| 4 | it [vb mod] [adv] happen to | 16 |
|
| 5 | [pron] [vb mod] never happen to | 9 |
|
