| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [vb mod] [verb] when [pers pn] | 34 |
|
| 2 | [prep] what [verb] when [pers pn] | 19 |
|
| 3 | [prep] what [vb mod] [verb] when | 18 |
|
| 4 | [prep] what [vb mod] [verb] [pers pn] | 9 |
|
