| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adv] a [noun] | 656 |
|
| 2 | at [adv] a [noun sg] | 641 |
|
| 3 | [prep] [adv] a couple | 78 |
|
| 4 | [prep] [adv] a couple | 78 |
|
| 5 | at [adv] [art] couple | 33 |
|
| 6 | at [adv] [art] couple | 33 |
|
| 7 | at [adv] a couple | 32 |
|
| 8 | at [adv] a couple | 32 |
|
| 9 | at [adv] a couple | 32 |
|
