| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] [adv] [verb] is | 44 |
|
| 2 | not [adv] [verb] [is] | 35 |
|
| 3 | [not/n't] [adv] [vb pp] [is] | 30 |
|
| 4 | [not/n't] yet [verb] [is] | 11 |
|
| 5 | n't [adv] [verb] [is] | 10 |
|
| 6 | [not/n't] [adv] [vb infin] [is] | 10 |
|
