| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] at a [noun pl] | 87 |
|
| 2 | [noun] at [noun pl] [unc] | 69 |
|
| 3 | at a [noun pl] [unc] | 60 |
|
| 4 | [noun] at a [unc] | 16 |
|
| 5 | [noun] a [noun pl] [unc] | 15 |
|
