| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | wonder what have happened to [pron] | 11 |
|
| 2 | wonder what have happened to [pron] | 11 |
|
| 3 | wonder [pron] have happened to [pron] | 11 |
|
| 4 | wonder [Wh det] have happened to [pron] | 11 |
|
| 5 | wonder [pron] have happened to [pers pn] | 9 |
|
| 6 | wonder [pron] had happened to [pron] | 7 |
|
| 7 | wonder [pron] have happened to you | 5 |
|
| 8 | wonder [pron] have happened to you | 5 |
|
