| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] about [Wh det] have happen to | 6 |
|
| 2 | [adj] about [Wh det] have happen to | 5 |
|
| 3 | [adj] about [Wh det] have happen to | 5 |
|
| 4 | about [Wh det] have happen to [pron] | 10 |
|
| 5 | about [Wh det] have happen to [pers pn] | 8 |
|
