| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it is [not/n't] a [noun sg] | 554 |
|
| 2 | is [not/n't] [det] a [noun sg] | 60 |
|
| 3 | it is [det] a [noun sg] | 45 |
|
| 4 | it is [not/n't] [det] [noun sg] | 34 |
|
| 5 | it is [not/n't] [det] a | 14 |
|
