| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [v-ing] on [adj] | 127 |
|
| 2 | what [is] [v-ing] on | 73 |
|
| 3 | what [is] [v-ing] [adj] | 56 |
|
| 4 | what [is] on [adj] | 16 |
|
