| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | an [adj] [adj] [noun] | 11539 |
|
| 2 | an [adj] [adj] [noun sg] | 10667 |
|
| 3 | [art] [adj] [adj] period | 563 |
|
| 4 | [art] [adj] [adj] period | 563 |
|
| 5 | a [adj] [adj] period | 153 |
|
| 6 | an [adj] [adj] period | 15 |
|
