| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [noun] for the first [noun sg] | 25 |
|
| 2 | at [noun] for the first [noun sg] | 25 |
|
| 3 | at [noun] for the first time | 22 |
|
| 4 | at [noun prp] for the first [noun sg] | 11 |
|
| 5 | at [noun sg] for the first [noun sg] | 10 |
|
