| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [noun prp] [conj] | 4725 |
|
| 2 | [noun prp] [adv] [conj] | 3325 |
|
| 3 | at [noun prp] [adv] | 1577 |
|
| 4 | at [adv] [conj] | 1403 |
|
