| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] over a [num] [noun] period | 69 |
|
| 2 | [noun sg] over a [num] [noun] period | 33 |
|
| 3 | [noun pl] over a [num] [noun] period | 30 |
|
| 4 | [verb] over a [num] [noun] period | 22 |
|
| 5 | [vb pp] over a [num] [noun] period | 22 |
|
| 6 | [adv] over a [num] [noun] period | 9 |
|
| 7 | [adj] over a [num] [noun] period | 7 |
|
| 8 | [adv prt] over a [num] [noun] period | 6 |
|
| 9 | [adj] over a [num] [noun] period | 5 |
|
| 10 | collected over a [num] [noun] period | 5 |
|
| 11 | collect over a [num] [noun] period | 5 |
|
| 12 | over a [adj] [num] [noun] period | 5 |
|
| 13 | over a [num] [noun] period [prep] | 21 |
|
| 14 | over a [num] [noun] period [prep] | 21 |
|
| 15 | over a [num] [noun] period [verb] | 10 |
|
| 16 | over a [num] [noun] period in | 5 |
|
| 17 | over a [num] [noun] period [v-ing] | 5 |
|
| 18 | over a [num] [noun] period in | 5 |
|
