| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] not be [verb] | 17406 |
|
| 2 | [vb mod] not be [vb pp] | 15686 |
|
| 3 | [vb mod] [adv] be achieved | 309 |
|
| 4 | [vb mod] not be achieve | 118 |
|
| 5 | [modal v] not be achieved | 117 |
|
| 6 | [vb mod] not [be] achieved | 117 |
|
