| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [not/n't] possible [verb] | 410 |
|
| 2 | is [not/n't] [verb] [adj] | 182 |
|
| 3 | is possible [verb] [adj] | 154 |
|
| 4 | [not/n't] possible [verb] [adj] | 42 |
|
