| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | wonder [Wh det] happened [prep] | 30 |
|
| 2 | wonder [pron] happened [prep] | 30 |
|
| 3 | wonder what happened [prep] | 29 |
|
| 4 | wonder what happened [prep] | 29 |
|
| 5 | wonder [pron] happened to | 29 |
|
| 6 | wonder [pron] happened to | 29 |
|
| 7 | wonder [pron] happened [prep] | 21 |
|
