| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | this is not a [noun sg] about | 14 |
|
| 2 | this is [not/n't] a [noun sg] about | 14 |
|
| 3 | this is not a [noun sg] about | 13 |
|
| 4 | this is [adv] a book about | 12 |
|
| 5 | this is [adv] a [noun sg] about | 5 |
|
