| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [adj] [noun pl] [prep] a time | 13 |
|
| 2 | [adj] [adj] [noun pl] at a time | 10 |
|
| 3 | [adj] [adj] [noun pl] [prep] a time | 9 |
|
