| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how [pers pn] [verb] [verb] | 1492 |
|
| 2 | [v-ing] [pers pn] [verb] [verb] | 869 |
|
| 3 | [v-ing] how [pers pn] [verb] | 183 |
|
