| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a [noun] and | 6479 |
|
| 2 | [noun] [prep] a [noun sg] and | 6315 |
|
| 3 | [noun] [prep] [art] period and | 41 |
|
| 4 | [noun] [prep] a period [conj] | 21 |
|
| 5 | [noun] [prep] a period [coord] | 10 |
|
| 6 | [noun] [prep] a period and | 6 |
|
| 7 | [noun] [prep] a period and | 6 |
|
