| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] a [adj] [noun] | 17604 |
|
| 2 | [adv] [prep] [art] [adj] period | 381 |
|
| 3 | [adv] [prep] [art] [adj] period | 381 |
|
| 4 | [adv] [prep] a [adj] period | 173 |
|
