| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | when it is [adj] | 233 |
|
| 2 | when it 's [adj] | 167 |
|
| 3 | when it [is] necessary | 23 |
|
| 4 | when it [is] dark | 21 |
|
| 5 | when it [is] cold | 15 |
|
| 6 | when it [is] clear | 13 |
|
| 7 | when it [is] hot | 11 |
|
| 8 | when it [is] ready | 11 |
|
| 9 | when it [is] full | 10 |
|
| 10 | when it [is] wet | 8 |
|
| 11 | when it [is] appropriate | 8 |
|
| 12 | when it [is] due | 8 |
|
| 13 | when it [is] dry | 7 |
|
| 14 | when it [is] available | 7 |
|
| 15 | when it [is] possible | 6 |
|
| 16 | when it [is] young | 6 |
|
| 17 | when it [is] complete | 6 |
|
| 18 | when it [is] low | 5 |
|
| 19 | when it [is] warm | 5 |
|
