| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun prp] [subord] [pron] | 3509 |
|
| 2 | at [noun] [subord] [pron] | 849 |
|
| 3 | at [noun prp] [conj] [pron] | 696 |
|
