| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [pron] [is] [not/n't] [v-ing] [verb] | 87 |
|
| 2 | [conj] it [is] [adv] [v-ing] [verb] | 82 |
|
| 3 | [conj] it [is] [not/n't] [verb] [verb] | 63 |
|
| 4 | [conj] it [be] [not/n't] [v-ing] [verb] | 58 |
|
