| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] not be used | 555 |
|
| 2 | [vb mod] not be used | 555 |
|
| 3 | must not be [verb] | 548 |
|
| 4 | must not be [vb pp] | 544 |
|
| 5 | must [adv] be used | 49 |
|
| 6 | must not [be] used | 28 |
|
| 7 | must not be use | 28 |
|
| 8 | must not [be] used | 28 |
|
| 9 | must not be used | 28 |
|
| 10 | must not be used | 28 |
|
