| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [pron] [verb] [prep] | 6530 |
|
| 2 | how do [pron] [verb] | 4997 |
|
| 3 | how [pron] [verb] [prep] | 1319 |
|
| 4 | how do [pron] [prep] | 26 |
|
