| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in a [adj] period | 94 |
|
| 2 | in a short period | 14 |
|
| 3 | in a short period | 12 |
|
| 4 | in a given period | 9 |
|
| 5 | in a given period | 9 |
|
