| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] a little [prep] a time | 6 |
|
| 2 | [verb] a [adv] at a time | 6 |
|
| 3 | [verb] a [adv] at a time | 6 |
|
| 4 | [verb] a [adv] [prep] a time | 6 |
|
