| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] over a [adj] period | 172 |
|
| 2 | [noun sg] over a [adj] period | 156 |
|
| 3 | [noun sg] over a long period | 81 |
|
| 4 | [noun sg] over a long period | 66 |
|
| 5 | [noun sg] over a [adj -er] period | 16 |
|
| 6 | [noun sg] over a longer period | 15 |
|
| 7 | [noun sg] over a four-year period | 7 |
|
| 8 | [noun sg] over a four-year period | 7 |
|
| 9 | [noun sg] over a five-year period | 6 |
|
| 10 | [noun sg] over a five-year period | 6 |
|
| 11 | [noun sg] over a prolonged period | 6 |
|
| 12 | [noun sg] over a prolonged period | 6 |
|
| 13 | [noun sg] over a short period | 5 |
|
| 14 | [noun sg] over a lengthy period | 5 |
|
| 15 | [noun sg] over a three-year period | 5 |
|
| 16 | [noun sg] over a short period | 5 |
|
| 17 | [noun sg] over a [noun sg] period | 5 |
|
| 18 | [noun sg] over a three-year period | 5 |
|
| 19 | [noun sg] over a [noun] period | 5 |
|
| 20 | [noun sg] over a lengthy period | 5 |
|
| 21 | [adj] [noun sg] over a period | 59 |
|
| 22 | [art] [noun sg] over a period | 49 |
|
| 23 | [art] [noun sg] over a period | 49 |
|
| 24 | [adj] [noun sg] over a period | 46 |
|
| 25 | the [noun sg] over a period | 36 |
|
| 26 | the [noun sg] over a period | 36 |
|
| 27 | [prep] [noun sg] over a period | 28 |
|
| 28 | [prep] [noun sg] over a period | 28 |
|
| 29 | [noun] [noun sg] over a period | 17 |
|
| 30 | [noun sg] [noun sg] over a period | 16 |
|
