| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [vb pp] for a | 274 |
|
| 2 | [is] not [vb pp] for | 178 |
|
| 3 | not [vb pp] for a | 70 |
|
| 4 | [is] not [vb pp] a | 32 |
|
| 5 | [is] not for a | 9 |
|
