| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at a [adj -er] [noun] | 441 |
|
| 2 | [verb] at a [adj -er] [noun sg] | 438 |
|
| 3 | [verb] at a [adj] time | 136 |
|
| 4 | [verb] [prep] a [adj -er] time | 59 |
|
| 5 | [verb] [prep] a [adj -er] time | 59 |
|
| 6 | [verb] at [art] [adj -er] time | 41 |
|
| 7 | [verb] at a [adj -er] time | 40 |
|
| 8 | [verb] at a [adj -er] time | 40 |
|
