| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] [prep] what [verb] [prep] the | 10 |
|
| 2 | [to-vb] [prep] what [vb -s] [prep] the | 7 |
|
| 3 | [to-vb] [prep] what happen [prep] the | 5 |
|
