| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pers pn] [verb] [v-ing] | 575 |
|
| 2 | [conj] [pers pn] keep [v-ing] | 288 |
|
| 3 | when [pers pn] [vb base] [v-ing] | 182 |
|
| 4 | when [pers pn] keep [v-ing] | 21 |
|
| 5 | when [pers pn] keep [verb] | 10 |
|
| 6 | when [pron] keep [v-ing] | 10 |
|
