| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] happen to [be] | 194 |
|
| 2 | [adv] [conj] [pron] happen to | 60 |
|
| 3 | [adv] [pron] happen to [be] | 33 |
|
| 4 | [adv] [conj] [pron] happen [be] | 5 |
|
