| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at least [prep] [art] [adj] | 456 |
|
| 2 | at [adv] [prep] [art] [det] | 23 |
|
| 3 | [prep] least [prep] [art] [det] | 19 |
|
| 4 | at least [prep] [art] [det] | 19 |
|
