| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] at least a | 58 |
|
| 2 | [verb] [vb pp] [prep] at least | 55 |
|
| 3 | [verb] [vb pp] at least a | 28 |
|
| 4 | [verb] [vb pp] [prep] least a | 28 |
|
| 5 | [vb pp] [prep] at least a | 27 |
|
