| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] not a [noun sg] [noun] | 644 |
|
| 2 | [am/are] [adv] a [noun sg] [noun] | 140 |
|
| 3 | [am/are] not [art] [noun sg] [noun] | 101 |
|
| 4 | [am/are] not a [noun] [noun] | 96 |
|
