| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num ord] [noun sg] a [noun sg] | 374 |
|
| 2 | at [noun sg] a [noun sg] | 71 |
|
| 3 | at [num ord] [noun sg] [noun sg] | 50 |
|
| 4 | at [num ord] a [noun sg] | 29 |
|
| 5 | at [num ord] [noun sg] a | 9 |
|
