| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [noun prp] [prep] a [noun] | 221 |
|
| 2 | [noun prp] [prep] a few [noun] | 119 |
|
| 3 | at [noun prp] a few [noun] | 13 |
|
| 4 | at [noun prp] [prep] a few | 5 |
|
