| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is [adv] [conj] | 3774 |
|
| 2 | be not [conj] | 1921 |
|
| 3 | [be] not [conj] | 1921 |
|
| 4 | [is] not [conj] | 977 |
|
