| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [conj] [verb] [prep] a [adj] period | 25 |
|
| 2 | [conj] [verb] [prep] a [adj] period | 22 |
|
| 3 | [conj] [vb pp] [prep] a [adj] period | 16 |
|
| 4 | [coord] [verb] [prep] a [adj] period | 16 |
|
| 5 | and [verb] [prep] a [adj] period | 11 |
|
| 6 | and [verb] [prep] a [adj] period | 11 |
|
| 7 | [conj] [verb] for a [adj] period | 11 |
|
| 8 | [conj] [verb] for a [adj] period | 11 |
|
| 9 | [subord] [verb] [prep] a [adj] period | 8 |
|
| 10 | [conj] [verb] [prep] a long period | 6 |
|
