| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] a [adj] period for [art] | 9 |
|
| 2 | be a [adj] period for [art] | 9 |
|
| 3 | [verb] a [adj] period for [art] | 5 |
|
| 4 | a [adj] period for [art] [noun] | 14 |
|
| 5 | a [adj] period for [art] [noun sg] | 12 |
|
| 6 | a [adj] period for [art] [adj] | 6 |
|
