| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun prp] [prep] a period | 17 |
|
| 2 | [prep] [noun prp] [prep] a period | 17 |
|
| 3 | [noun] [noun prp] [prep] a period | 9 |
|
| 4 | [noun prp] [noun prp] [prep] a period | 7 |
|
| 5 | [conj] [noun prp] [prep] a period | 5 |
|
| 6 | and [noun prp] [prep] a period | 5 |
|
| 7 | and [noun prp] [prep] a period | 5 |
|
| 8 | [coord] [noun prp] [prep] a period | 5 |
|
| 9 | [noun prp] [noun] [prep] a period | 14 |
|
| 10 | [noun prp] [verb] [prep] a period | 14 |
|
| 11 | [noun prp] [vb past] [prep] a period | 11 |
|
| 12 | [noun prp] [noun prp] [prep] a period | 7 |
|
| 13 | [noun prp] [prep] a [adj] period | 29 |
|
| 14 | [noun prp] [prep] a [adj] period | 27 |
|
| 15 | [noun prp] [prep] a short period | 5 |
|
| 16 | [noun prp] [prep] a short period | 5 |
|
| 17 | [noun prp] [prep] a period [prep] | 32 |
|
| 18 | [noun prp] [prep] a period [prep] | 32 |
|
| 19 | [noun prp] [prep] a period of | 31 |
|
| 20 | [noun prp] [prep] a period of | 31 |
|
