| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] [adv] [adv] [verb] is | 13 |
|
| 2 | [vb base] [adv] [adv] [vb pp] [is] | 10 |
|
| 3 | [vb base] not [adv] [verb] [is] | 9 |
|
| 4 | [vb base] [not/n't] [adv] [verb] [is] | 9 |
|
| 5 | have [adv] [adv] [verb] [is] | 7 |
|
| 6 | [vb base] [adv] yet [verb] [is] | 6 |
|
| 7 | [vb base] not [adv] [verb] [is] | 6 |
|
