| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adv] a [noun] | 751 |
|
| 2 | [adv prt] [adv] a [noun] | 453 |
|
| 3 | [adv prt] at a [noun] | 399 |
|
| 4 | [adv prt] at [adv] [noun] | 63 |
|
| 5 | [adv prt] at [adv] a | 26 |
|
