| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adv] a [adv] [adj] period | 5 |
|
| 2 | [be] [adv] a [adv] [adj] period | 5 |
|
| 3 | be [adv] a [adv] [adj] period | 5 |
|
