| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] at least | 298 |
|
| 2 | [be] [to-vb] at [adv] | 26 |
|
| 3 | [be] [to-vb] at least | 14 |
|
| 4 | [be] [to-vb] [prep] least | 14 |
|
| 5 | [be] [to-vb] [prep] least | 14 |
|
