| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] when it [verb] | 681 |
|
| 2 | [conj] when it [vb -s] | 389 |
|
| 3 | [conj] [conj] it 's | 83 |
|
| 4 | [conj] when it have | 38 |
|
| 5 | [conj] when [pron] 's | 36 |
|
