| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] did [det] | 1415 |
|
| 2 | what [verb] [det] | 1043 |
|
| 3 | what do [det] | 603 |
|
| 4 | what [vb past] [det] | 236 |
|
| 5 | what did [adj] | 105 |
|
