| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] when [pron] [verb] [prep] [art] | 344 |
|
| 2 | [v-ing] [conj] [pron] [verb] [prep] [art] | 290 |
|
| 3 | [v-ing] [subord] [pron] [verb] [prep] [art] | 205 |
|
| 4 | [v-ing] when [pron] [verb] [prep] [art] | 26 |
|
