| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [pron] [adv] a [adj] period | 6 |
|
| 2 | [prep] [pron] [adv] a [adj] period | 6 |
|
| 3 | [pron] [verb] [adv] a [adj] period | 6 |
|
| 4 | [pron] be [adv] a [adj] period | 5 |
|
| 5 | [pron] [be] [adv] a [adj] period | 5 |
|
