| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at a [noun sg] ['s] [noun] | 195 |
|
| 2 | [adv prt] a [noun sg] ['s] [noun] | 97 |
|
| 3 | [adv prt] at a [noun sg] [noun] | 49 |
|
| 4 | [adv prt] at a [noun sg] ['s] | 24 |
|
| 5 | [adv prt] at [noun sg] ['s] [noun] | 16 |
|
