| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adv] [unc] | 338 |
|
| 2 | [prep] least [unc] | 96 |
|
| 3 | at least [unc] | 96 |
|
| 4 | [prep] least [unc] | 96 |
|
