| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] not [verb] | 11494 |
|
| 2 | [is] not [vb pp] | 6645 |
|
| 3 | [be] not allowed | 1008 |
|
| 4 | [is] [adv] allowed | 243 |
|
| 5 | [is] not allow | 172 |
|
