| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun] [prep] a [adj] period | 152 |
|
| 2 | [adj] [noun sg] [prep] a [adj] period | 133 |
|
| 3 | [adj] [noun] over a [adj] period | 105 |
|
| 4 | [adj] [noun pl] [prep] a [adj] period | 83 |
|
| 5 | [adj] [noun] for a [adj] period | 54 |
|
| 6 | [adj] [noun] [prep] a long period | 43 |
|
| 7 | [det] [noun] [prep] a [adj] period | 37 |
|
| 8 | [num] [noun] [prep] a [adj] period | 21 |
|
| 9 | [adj] [noun] [prep] a short period | 14 |
|
| 10 | [adj] [noun] within a [adj] period | 12 |
|
| 11 | [adj] [noun] of a [adj] period | 11 |
|
| 12 | [adj] [noun] [prep] a prolonged period | 10 |
|
| 13 | [adj] [noun] [prep] a given period | 10 |
|
| 14 | [adj] [noun] during a [adj] period | 10 |
|
| 15 | particular [noun] [prep] a [adj] period | 9 |
|
| 16 | particular [noun] [prep] a [adj] period | 9 |
|
| 17 | [adj] [noun] [prep] a five-year period | 9 |
|
| 18 | [adj] [noun] after a [adj] period | 8 |
|
| 19 | [adj] [noun] in a [adj] period | 7 |
|
| 20 | this [noun] [prep] a [adj] period | 7 |
|
| 21 | this [noun] [prep] a [adj] period | 7 |
|
| 22 | [adj] [noun] [prep] a limited period | 7 |
|
| 23 | [adj] [noun] [prep] a specified period | 6 |
|
| 24 | [adj] [noun] [prep] a fixed period | 6 |
|
| 25 | [adj] [noun] at a [adj] period | 6 |
|
| 26 | [adj] time [prep] a [adj] period | 6 |
|
| 27 | that [noun] [prep] a [adj] period | 6 |
|
| 28 | [num ord] [noun] [prep] a [adj] period | 6 |
|
| 29 | that [noun] [prep] a [adj] period | 6 |
|
| 30 | [adj] [noun] [prep] a reasonable period | 5 |
|
