| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [be] a [noun] [conj] | 1993 |
|
| 2 | it [be] not a [noun] | 1319 |
|
| 3 | [be] not a [noun] [conj] | 554 |
|
| 4 | it [be] not [noun] [conj] | 104 |
|
| 5 | it not a [noun] [conj] | 17 |
|
