| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] [prep] a | 31510 |
|
| 2 | [v-ing] [prep] children | 283 |
|
| 3 | [prep] a children | 152 |
|
| 4 | [v-ing] a children | 15 |
|
