| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [prep] what | 623 |
|
| 2 | [vb past] [prep] and | 421 |
|
| 3 | [prep] and what | 101 |
|
| 4 | [vb past] and what | 71 |
|
