| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at least a [noun] [prep] | 275 |
|
| 2 | at least a few [noun] | 22 |
|
| 3 | at a few [noun] [prep] | 13 |
|
| 4 | least a few [noun] [prep] | 12 |
|
