| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] at a [noun] [noun] | 184 |
|
| 2 | at a [noun] ' [noun] | 42 |
|
| 3 | [adv] a [noun] ' [noun] | 40 |
|
| 4 | [adv] at [noun] ' [noun] | 15 |
|
| 5 | [adv] at a [noun] ' | 5 |
|
