| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what [verb] [num ord] | 77 |
|
| 2 | [prep] what [verb] at | 63 |
|
| 3 | [prep] [verb] at [num ord] | 18 |
|
| 4 | what [verb] at [num ord] | 14 |
|
| 5 | [prep] what at [num ord] | 5 |
|
