| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [not/n't] [v-ing] [prep] [adj] | 69 |
|
| 2 | [is] [adv] [v-ing] on [adj] | 38 |
|
| 3 | [is] [not/n't] [verb] on [adj] | 36 |
|
| 4 | [be] [not/n't] [v-ing] on [adj] | 26 |
|
