| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] [adj] period | 93 |
|
| 2 | [prep] a [adj] [adj] period | 93 |
|
| 3 | for a [adj] [adj] period | 24 |
|
| 4 | for a [adj] [adj] period | 24 |
|
| 5 | [verb] a [adj] [adj] period | 21 |
|
| 6 | during a [adj] [adj] period | 11 |
|
| 7 | during a [adj] [adj] period | 11 |
|
| 8 | over a [adj] [adj] period | 10 |
|
| 9 | over a [adj] [adj] period | 10 |
|
| 10 | in a [adj] [adj] period | 9 |
|
| 11 | in a [adj] [adj] period | 9 |
|
| 12 | of a [adj] [adj] period | 9 |
|
| 13 | of a [adj] [adj] period | 9 |
|
| 14 | to a [adj] [adj] period | 8 |
|
| 15 | to a [adj] [adj] period | 8 |
|
| 16 | [be] a [adj] [adj] period | 7 |
|
| 17 | be a [adj] [adj] period | 7 |
|
| 18 | have a [adj] [adj] period | 7 |
|
| 19 | [vb past] a [adj] [adj] period | 6 |
|
| 20 | [v-ing] a [adj] [adj] period | 5 |
|
| 21 | after a [adj] [adj] period | 5 |
|
| 22 | after a [adj] [adj] period | 5 |
|
| 23 | [conj] a [adj] [adj] period | 5 |
|
| 24 | a [adj] [adj] [adj] period | 7 |
|
| 25 | a [adj] [coord] [adj] period | 32 |
|
| 26 | a [adj] [conj] [adj] period | 32 |
|
| 27 | a [adj] and [adj] period | 18 |
|
| 28 | a [adj] and [adj] period | 18 |
|
| 29 | a [adj] or [adj] period | 12 |
|
| 30 | a [adj] or [adj] period | 12 |
|
