| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [art] same period | 721 |
|
| 2 | [prep] [art] period and | 64 |
|
| 3 | [prep] [art] same and | 21 |
|
| 4 | [art] same period and | 5 |
|
