| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a [adj] and [art] | 484 |
|
| 2 | a [adj] period and | 58 |
|
| 3 | [adj] period and [art] | 46 |
|
| 4 | a [adj] period [art] | 21 |
|
