| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | do [pron] [adv] [verb] | 3438 |
|
| 2 | when do [pron] [verb] | 623 |
|
| 3 | when [pron] [adv] [verb] | 262 |
|
| 4 | when do [pron] [adv] | 34 |
|
