| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how do [pers pn] [verb] | 4912 |
|
| 2 | [v-ing] how [pers pn] [verb] | 183 |
|
| 3 | [v-ing] do [pers pn] [verb] | 30 |
|
| 4 | [v-ing] how do [pers pn] | 17 |
|
