| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] period | 1796 |
|
| 2 | place [prep] a [adj] | 510 |
|
| 3 | place [prep] a period | 14 |
|
| 4 | place [prep] [adj] period | 8 |
|
