| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [conj] a period of | 18 |
|
| 2 | [noun sg] [conj] a period of | 14 |
|
| 3 | [adj] [conj] a period of | 9 |
|
| 4 | [num] [conj] a period of | 8 |
|
| 5 | [verb] [conj] a period of | 8 |
|
| 6 | [conj] [prep] a period of | 51 |
|
| 7 | [conj] [prep] a period of | 51 |
|
| 8 | [conj] over a period of | 25 |
|
| 9 | [conj] over a period of | 25 |
|
| 10 | [conj] [verb] a period of | 19 |
|
| 11 | [conj] after a period of | 9 |
|
| 12 | [conj] for a period of | 9 |
|
| 13 | [conj] for a period of | 9 |
|
| 14 | [conj] after a period of | 9 |
|
| 15 | [conj] [vb base] a period of | 5 |
|
| 16 | [conj] [adv] a period of | 5 |
|
| 17 | [conj] [adv] a period of | 5 |
|
| 18 | [conj] a [adj] period of | 42 |
|
| 19 | [conj] a [adj] period of | 37 |
|
| 20 | [conj] a long period of | 6 |
|
| 21 | [conj] a period of [adj] | 40 |
|
| 22 | [conj] a period of [noun] | 32 |
|
| 23 | [conj] a period of [noun sg] | 30 |
|
| 24 | [conj] a period of [adj] | 23 |
|
| 25 | [conj] a period of [num] | 16 |
|
