| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adv] [adj] | 18337 |
|
| 2 | [prep] a [adj] period | 1796 |
|
| 3 | a [adv] [adj] period | 267 |
|
| 4 | [prep] [adv] [adj] period | 7 |
|
