| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | i [adv] happen to [be] | 12 |
|
| 2 | i [adv] happen to be | 12 |
|
| 3 | i [adv] happen to [be] | 12 |
|
| 4 | i [adv] happen to be | 12 |
|
