| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be possible [adv] when | 7 |
|
| 2 | [be] possible [adv] when | 7 |
|
| 3 | [is] possible [adv] when | 5 |
|
| 4 | is possible [adv] when | 5 |
|
