| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [is] [v-ing] on [noun] | 189 |
|
| 2 | [is] [v-ing] [noun] [adv] | 169 |
|
| 3 | [v-ing] on [noun] [adv] | 106 |
|
| 4 | [is] on [noun] [adv] | 51 |
|
