| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [subord] [pers pn] [adv] happen to | 10 |
|
| 2 | [subord] [pron] [adv] happens to | 8 |
|
| 3 | if [pron] [adv] happen to | 6 |
|
| 4 | [subord] it [adv] happen to | 5 |
|
| 5 | [subord] it [adv] happen to | 5 |
|
