| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [noun pl] [unc] | 1320 |
|
| 2 | at a [noun pl] | 202 |
|
| 3 | at [noun pl] [unc] | 175 |
|
| 4 | at a [unc] | 35 |
|
