| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [not/n't] be used by | 21 |
|
| 2 | [vb mod] not be use by | 21 |
|
| 3 | can [not/n't] be use by | 7 |
|
| 4 | should [not/n't] be use by | 5 |
|
