| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num ord] [noun] in | 8213 |
|
| 2 | at [noun] in | 5416 |
|
| 3 | at [num ord] [noun] | 2014 |
|
| 4 | at [num ord] in | 74 |
|
