| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] at | 5024 |
|
| 2 | [prep] at | 5023 |
|
| 3 | at [prep] | 2088 |
|
| 4 | at [prep] | 2088 |
|
| 5 | at at | 169 |
|
| 6 | at at | 169 |
|
