| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] over a [adj] period [prep] | 103 |
|
| 2 | [noun sg] over a [adj] period [prep] | 70 |
|
| 3 | [verb] over a [adj] period [prep] | 28 |
|
| 4 | [vb pp] over a [adj] period [prep] | 27 |
|
| 5 | [noun pl] over a [adj] period [prep] | 26 |
|
| 6 | [adv] over a [adj] period [prep] | 19 |
|
| 7 | [adv] over a [adj] period [prep] | 12 |
|
| 8 | [adj] over a [adj] period [prep] | 9 |
|
| 9 | [adv prt] over a [adj] period [prep] | 7 |
|
| 10 | [adj] over a [adj] period [prep] | 5 |
|
| 11 | over a [adv] [adj] period [prep] | 8 |
|
| 12 | over a [adv] [adj] period [prep] | 8 |
|
| 13 | over a [adj] [noun] period [prep] | 23 |
|
| 14 | over a [adj] [noun sg] period [prep] | 23 |
|
| 15 | over a [adj] year period [prep] | 11 |
|
| 16 | over a [adj] year period [prep] | 11 |
|
| 17 | over a [adj] period [conj] [prep] | 7 |
|
| 18 | over a [adj] period [coord] [prep] | 7 |
|
| 19 | over a [adj] period and [prep] | 5 |
|
| 20 | over a [adj] period and [prep] | 5 |
|
| 21 | over a [adj] period [verb] [prep] | 5 |
|
| 22 | over a [adj] period [prep] [noun] | 146 |
|
| 23 | over a [adj] period [prep] [noun sg] | 132 |
|
| 24 | over a [adj] period [prep] time | 123 |
|
| 25 | over a [adj] period [prep] time | 123 |
|
| 26 | over a [adj] period [prep] [art] | 16 |
|
| 27 | over a [adj] period [prep] [art] | 16 |
|
| 28 | over a [adj] period [prep] [adj] | 13 |
|
| 29 | over a [adj] period [prep] [num] | 11 |
|
| 30 | over a [adj] period [prep] the | 10 |
|
