| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] least [adv] [prep] | 233 |
|
| 2 | [prep] [adv] [adv] at | 50 |
|
| 3 | [prep] [adv] [adv] at | 48 |
|
| 4 | [prep] least [adv] at | 11 |
|
| 5 | [prep] least [adv] at | 11 |
|
