| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb base] a [noun] | 36769 |
|
| 2 | at a [noun] | 15341 |
|
| 3 | [vb base] at [noun] | 2597 |
|
| 4 | [vb base] at a | 473 |
|
