| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] at [adv] | 2159 |
|
| 2 | [adv] at [adv] | 2101 |
|
| 3 | [adv] at least | 1043 |
|
| 4 | [adv] [prep] least | 1043 |
|
| 5 | [adv] at least | 1043 |
|
| 6 | [adv] [prep] least | 1043 |
|
