| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at a [adj] | 2901 |
|
| 2 | [verb] a [adj] time | 1907 |
|
| 3 | at a [adj] time | 346 |
|
| 4 | [verb] at a time | 345 |
|
| 5 | [verb] at [adj] time | 16 |
|
