| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | in [art] [adj] period | 1131 |
|
| 2 | in [art] period before | 29 |
|
| 3 | [art] [adj] period before | 24 |
|
| 4 | in [art] [adj] before | 7 |
|
