| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] be at least [art] | 11 |
|
| 2 | [adv] be at least a | 8 |
|
| 3 | [adv] be [prep] least a | 8 |
|
| 4 | [adv] [be] at least a | 8 |
|
| 5 | [adv] be at [adv] a | 8 |
|
| 6 | [adv] be at [adv] a | 8 |
|
| 7 | [adv] be [prep] least a | 8 |
|
| 8 | [adv] be at least a | 8 |
|
