| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] i [prep] [art] | 359 |
|
| 2 | at i [prep] [art] | 182 |
|
| 3 | [v-ing] at i [prep] | 118 |
|
| 4 | [v-ing] at [prep] [art] | 31 |
|
