| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when [pron] [verb] [adv] [art] | 501 |
|
| 2 | when [pers pn] [verb] [adv] [art] | 494 |
|
| 3 | [conj] we [verb] [adv] [art] | 427 |
|
| 4 | when we [verb] [adv] [art] | 50 |
|
