| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [noun sg] [conj] at | 162 |
|
| 2 | [noun sg] [conj] at a | 145 |
|
| 3 | at [noun sg] [conj] a | 56 |
|
| 4 | at [noun sg] at a | 8 |
|
