| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] not [adv] | 35742 |
|
| 2 | [be] [adv] an | 3870 |
|
| 3 | [be] not an | 2031 |
|
| 4 | not [adv] an | 476 |
|
