| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] [adv] a [noun] | 1873 |
|
| 2 | at [adv] a [noun] | 751 |
|
| 3 | [vb infin] at a [noun] | 266 |
|
| 4 | [vb infin] at [adv] [noun] | 97 |
|
| 5 | [vb infin] at [adv] a | 77 |
|
