| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] a [adv] [adj] [noun] | 1610 |
|
| 2 | at a [adv] [adj] [noun] | 891 |
|
| 3 | [vb infin] at [adv] [adj] [noun] | 267 |
|
| 4 | [vb infin] at a [adj] [noun] | 134 |
|
| 5 | [vb infin] at a [adv] [adj] | 18 |
|
