| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [adv prt] a [noun] | 2616 |
|
| 2 | [v-ing] at a [noun] | 958 |
|
| 3 | [v-ing] [adv prt] at [noun] | 415 |
|
| 4 | [adv prt] at a [noun] | 399 |
|
| 5 | [v-ing] [adv prt] at a | 99 |
|
