| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] on [prep] a [adj] [adj] | 7 |
|
| 2 | [v-ing] on [prep] a [adj] [adj] | 7 |
|
| 3 | [v-ing] on [prep] a [adj] [adj] | 5 |
|
