| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun pl] over a period [prep] | 48 |
|
| 2 | [adj] [noun pl] over a period [prep] | 26 |
|
| 3 | [noun] [noun pl] over a period [prep] | 19 |
|
| 4 | [prep] [noun pl] over a period [prep] | 17 |
|
| 5 | [prep] [noun pl] over a period [prep] | 17 |
|
| 6 | [noun sg] [noun pl] over a period [prep] | 15 |
|
| 7 | [num] [noun pl] over a period [prep] | 12 |
|
| 8 | [det] [noun pl] over a period [prep] | 9 |
|
| 9 | [pos pn] [noun pl] over a period [prep] | 8 |
|
| 10 | of [noun pl] over a period [prep] | 8 |
|
| 11 | of [noun pl] over a period [prep] | 8 |
|
| 12 | [pron] [noun pl] over a period [prep] | 8 |
|
| 13 | the [noun pl] over a period [prep] | 5 |
|
| 14 | [art] [noun pl] over a period [prep] | 5 |
|
| 15 | the [noun pl] over a period [prep] | 5 |
|
| 16 | [art] [noun pl] over a period [prep] | 5 |
|
| 17 | [noun pl] [verb] over a period [prep] | 7 |
|
| 18 | [noun pl] [vb pp] over a period [prep] | 7 |
|
| 19 | [noun pl] over a [adj] period [prep] | 23 |
|
| 20 | [noun pl] over a [adj] period [prep] | 22 |
|
| 21 | [noun pl] over a long period [prep] | 8 |
|
| 22 | [noun pl] over a long period [prep] | 7 |
|
| 23 | [noun pl] over a period [prep] [adj] | 46 |
|
| 24 | [noun pl] over a period [prep] [num] | 42 |
|
| 25 | [noun pl] over a period [prep] [noun] | 42 |
|
| 26 | [noun pl] over a period [prep] time | 23 |
|
| 27 | [noun pl] over a period [prep] time | 23 |
|
| 28 | [noun pl] over a period [prep] [noun sg] | 23 |
|
| 29 | [noun pl] over a period [prep] [noun pl] | 19 |
|
| 30 | [noun pl] over a period [prep] years | 10 |
|
