| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at least [adj] per | 267 |
|
| 2 | at [adv] 10 per | 25 |
|
| 3 | at [adv] 10 per | 25 |
|
| 4 | [prep] least 10 per | 15 |
|
| 5 | at least 10 [unc] | 15 |
|
| 6 | [prep] least 10 per | 15 |
|
| 7 | at least 10 per | 15 |
|
| 8 | at least 10 per | 15 |
|
