| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [adj] period [prep] | 272 |
|
| 2 | [adv] a period [prep] | 41 |
|
| 3 | [adv] [adj] a period | 8 |
|
| 4 | [adj] a period [prep] | 5 |
|
