| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] least [prep] | 2669 |
|
| 2 | [prep] [adv] at | 406 |
|
| 3 | [prep] [adv] at | 391 |
|
| 4 | [prep] least at | 95 |
|
| 5 | [prep] least at | 95 |
|
