| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [art] [noun] [prep] a | 7416 |
|
| 2 | [art] [noun] [prep] a period | 190 |
|
| 3 | [conj] [noun] [prep] a period | 23 |
|
| 4 | [conj] [art] [noun] [prep] period | 5 |
|
