| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] least a [noun] | 178 |
|
| 2 | [to-vb] [prep] [adv] a [noun] | 63 |
|
| 3 | [to-vb] [prep] least [art] [noun] | 47 |
|
