| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [verb] what | 2662 |
|
| 2 | [verb] what [vb past] | 1990 |
|
| 3 | [conj] what [vb past] | 961 |
|
| 4 | [conj] [verb] [vb past] | 279 |
|
