| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | take place over [art] period [prep] | 5 |
|
| 2 | take place over [art] period [prep] | 5 |
|
| 3 | take place over [art] period of | 5 |
|
| 4 | take place over [art] period of | 5 |
|
