| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | people who happen to [be] | 6 |
|
| 2 | people who happen to [be] | 6 |
|
| 3 | people [Wh pn] happen to [be] | 6 |
|
| 4 | people [pron] happen to be | 6 |
|
| 5 | people [pron] happen to [be] | 6 |
|
