| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [num] [prep] the [num ord] [noun sg] | 18 |
|
| 2 | at [num] in the [num ord] [noun sg] | 7 |
|
| 3 | at [num] [prep] the first [noun sg] | 7 |
|
| 4 | at [num] on the [num ord] [noun sg] | 5 |
|
