| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] on a [noun sg] | 1594 |
|
| 2 | [v-ing] a [noun sg] [art] | 178 |
|
| 3 | on a [noun sg] [art] | 98 |
|
| 4 | [v-ing] on [noun sg] [art] | 40 |
|
