| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] it [coord] [conj] | 155 |
|
| 2 | [prep] [pron] [coord] when | 76 |
|
| 3 | [prep] it [conj] when | 29 |
|
| 4 | [prep] it [coord] when | 22 |
|
