| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [prep] a [noun] | 1719 |
|
| 2 | [prep] least a [noun] | 663 |
|
| 3 | [prep] [prep] least a | 311 |
|
| 4 | [prep] [prep] least [noun] | 269 |
|
