| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at a [adj -er] | 457 |
|
| 2 | [vb pp] at a [adj -er] | 251 |
|
| 3 | used [prep] a [adj -er] | 24 |
|
| 4 | used [prep] a [adj -er] | 24 |
|
| 5 | used at a [adj] | 13 |
|
| 6 | use at a [adj -er] | 5 |
|
| 7 | used at [art] [adj -er] | 5 |
|
| 8 | used at a [adj -er] | 5 |
|
