| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | is not [vb pp] [conj] [verb] | 71 |
|
| 2 | is [vb pp] [conj] [be] [verb] | 55 |
|
| 3 | not [vb pp] [conj] [be] [verb] | 32 |
|
| 4 | is not [vb pp] [conj] [be] | 13 |
|
