| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] at [noun] | 2224 |
|
| 2 | at first [noun] | 1334 |
|
| 3 | [to-vb] first [noun] | 96 |
|
| 4 | [to-vb] at first | 52 |
|
