| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adj] [prep] a period | 20 |
|
| 2 | be [adj] [prep] a period | 20 |
|
| 3 | [adv] [adj] [prep] a period | 9 |
|
| 4 | [be] [adj] [prep] a period | 8 |
|
| 5 | be [adj] [prep] a period | 8 |
|
| 6 | [adv] [adj] [prep] a period | 8 |
|
| 7 | [verb] [adj] [prep] a period | 7 |
|
| 8 | [conj] [adj] [prep] a period | 6 |
|
| 9 | [prep] [adj] [prep] a period | 5 |
|
| 10 | are [adj] [prep] a period | 5 |
|
| 11 | [prep] [adj] [prep] a period | 5 |
|
| 12 | [am/are] [adj] [prep] a period | 5 |
|
| 13 | [was/were] [adj] [prep] a period | 5 |
|
| 14 | [coord] [adj] [prep] a period | 5 |
|
| 15 | [adj] [noun] [prep] a period | 179 |
|
| 16 | [adj] [noun sg] [prep] a period | 117 |
|
| 17 | [adj] [noun pl] [prep] a period | 58 |
|
| 18 | [adj] [to-vb] [prep] a period | 5 |
|
| 19 | [adj] [verb] [prep] a period | 5 |
|
| 20 | [adj] [prep] a [adj] period | 63 |
|
| 21 | [adj] [prep] a [adj] period | 58 |
|
| 22 | [adj] [prep] a long period | 14 |
|
| 23 | [adj] [prep] a long period | 11 |
|
| 24 | [adj] [prep] a short period | 8 |
|
| 25 | [adj] [prep] a short period | 8 |
|
| 26 | [adj] [prep] a prolonged period | 6 |
|
| 27 | [adj] [prep] a prolonged period | 6 |
|
| 28 | [adj] [prep] a [noun] period | 5 |
|
| 29 | [adj] [prep] a [noun sg] period | 5 |
|
| 30 | [adj] [prep] a [adj -er] period | 5 |
|
