| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [is] not possible [to-vb] | 411 |
|
| 2 | if it [is] possible [to-vb] | 48 |
|
| 3 | if it [is] not possible | 17 |
|
| 4 | if it [is] not [to-vb] | 13 |
|
