| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] [noun] [coord] | 11684 |
|
| 2 | [prep] a [adj] [noun] period | 114 |
|
| 3 | [prep] a [adj] period [coord] | 72 |
|
| 4 | a [adj] [noun] period [coord] | 15 |
|
