| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [not/n't] [prep] a [adj] | 31 |
|
| 2 | is not [prep] a [adj] | 30 |
|
| 3 | is [not/n't] in a [adj] | 8 |
|
| 4 | is [not/n't] in a [adj] | 8 |
|
