| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | how [vb base] [pers pn] [verb] [verb] | 133 |
|
| 2 | [adv] [vb base] [pers pn] [verb] [v-ing] | 106 |
|
| 3 | how [verb] [pers pn] [verb] [v-ing] | 34 |
|
| 4 | how [vb base] [pron] [verb] [v-ing] | 21 |
|
