| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [verb] [to-vb] a | 1131 |
|
| 2 | [not/n't] [vb infin] [to-vb] a | 792 |
|
| 3 | [not/n't] have [verb] a | 405 |
|
| 4 | [not/n't] have [to-vb] [art] | 356 |
|
| 5 | [adv] have [to-vb] a | 257 |
|
| 6 | [not/n't] have [to-vb] a | 153 |
|
