| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [v-ing] at [pers pn] | 3090 |
|
| 2 | [v-ing] [pers pn] at | 675 |
|
| 3 | at [pers pn] at | 64 |
|
| 4 | [v-ing] at at | 10 |
|
