| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pers pn] at [det] | 765 |
|
| 2 | [prep] [v-ing] at [det] | 249 |
|
| 3 | [prep] [pers pn] [v-ing] [det] | 151 |
|
| 4 | [prep] [pers pn] [v-ing] at | 60 |
|
| 5 | [pers pn] [v-ing] at [det] | 41 |
|
