| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] a few [noun] | 836 |
|
| 2 | at [adv] [prep] a [noun] | 131 |
|
| 3 | at [adv] a few [noun] | 36 |
|
| 4 | at [adv] [prep] a few | 9 |
|
