| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adv prt] at a [adj] | 182 |
|
| 2 | [verb] at a [adj] time | 79 |
|
| 3 | [verb] [adv prt] at a time | 25 |
|
| 4 | [verb] [adv prt] a [adj] time | 22 |
|
| 5 | [adv prt] at a [adj] time | 17 |
|
