| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] did [verb] | 5893 |
|
| 2 | what [verb] [verb] | 3839 |
|
| 3 | what [vb past] [verb] | 1624 |
|
| 4 | what do [verb] | 207 |
|
| 5 | [Wh det] did [verb] | 130 |
|
| 6 | what did [verb] | 67 |
|
