| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [adj] [adj] [noun sg] | 3324 |
|
| 2 | [prep] first [adj] [noun sg] | 70 |
|
| 3 | at first [adj] [noun] | 42 |
|
| 4 | at [num ord] [adj] [noun sg] | 37 |
|
| 5 | at first [adj] [noun sg] | 24 |
|
