| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] when it [verb] | 517 |
|
| 2 | [adv] when it [verb] | 438 |
|
| 3 | especially when [pron] [verb] | 287 |
|
| 4 | especially [conj] it [verb] | 139 |
|
| 5 | especially when it [verb] | 46 |
|
