| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [pron] happen to be | 9 |
|
| 2 | [prep] [Wh pn] happen to be | 7 |
|
| 3 | [prep] [pron] happens to be | 7 |
|
| 4 | [prep] [pers pn] happen to be | 5 |
|
| 5 | [prep] [pron] happened to be | 5 |
|
