| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] not [verb] for a | 17 |
|
| 2 | is not [verb] for a | 17 |
|
| 3 | [is] not [vb pp] for a | 13 |
|
| 4 | [is] not [v-ing] for a | 5 |
|
