| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [prep] a | 31501 |
|
| 2 | [prep] [adv] a | 6059 |
|
| 3 | [v-ing] [prep] [adv] | 4727 |
|
| 4 | [v-ing] [adv] a | 1302 |
|
