| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] [pron] [vb past] | 77251 |
|
| 2 | what [pron] [vb past] | 14601 |
|
| 3 | [coord] what [pron] | 3292 |
|
| 4 | [coord] what [vb past] | 815 |
|
