| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at a [adj] [noun sg] | 6144 |
|
| 2 | a [adj] [noun sg] 's | 1861 |
|
| 3 | at a [noun sg] 's | 208 |
|
| 4 | at [adj] [noun sg] 's | 51 |
|
