| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [det] [conj] it [is] | 445 |
|
| 2 | [adj] when it [is] | 165 |
|
| 3 | [det] when [pron] [is] | 51 |
|
| 4 | [det] when it [be] | 29 |
|
