| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | for [art] [adj] period before | 7 |
|
| 2 | for [art] [adj] period before | 7 |
|
| 3 | for a [adj] period before | 6 |
|
| 4 | for [art] [adj] period before | 6 |
|
