| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [adj] [noun sg] over a period | 16 |
|
| 2 | [art] [adj] [noun sg] over a period | 16 |
|
| 3 | a [adj] [noun sg] over a period | 12 |
|
| 4 | [prep] [adj] [noun sg] over a period | 11 |
|
| 5 | [prep] [adj] [noun sg] over a period | 11 |
|
| 6 | a [adj] [noun sg] over a period | 9 |
|
| 7 | [adj] [adj] [noun sg] over a period | 8 |
|
| 8 | [adj] [adj] [noun sg] over a period | 6 |
|
| 9 | [verb] [adj] [noun sg] over a period | 5 |
|
| 10 | [adj] [adj] [noun sg] over a period | 6 |
|
| 11 | [adj] [adj] [noun sg] over a period | 6 |
|
| 12 | [adj] [noun sg] [noun sg] over a period | 5 |
|
| 13 | [adj] [noun] [noun sg] over a period | 5 |
|
| 14 | [adj] [noun sg] [noun] over a period | 9 |
|
| 15 | [adj] [noun sg] [noun sg] over a period | 5 |
|
| 16 | [adj] [noun sg] over a [adj] period | 52 |
|
| 17 | [adj] [noun sg] over a [adj] period | 46 |
|
| 18 | [adj] [noun sg] over a long period | 27 |
|
| 19 | [adj] [noun sg] over a long period | 21 |
|
| 20 | [adj] [noun sg] over a [adj -er] period | 6 |
|
| 21 | [adj] [noun sg] over a longer period | 6 |
|
| 22 | [adj] [noun sg] over a prolonged period | 5 |
|
| 23 | [adj] [noun sg] over a prolonged period | 5 |
|
| 24 | [adj] [noun sg] over a period of | 44 |
|
| 25 | [adj] [noun sg] over a period [prep] | 44 |
|
| 26 | [adj] [noun sg] over a period of | 44 |
|
| 27 | [adj] [noun sg] over a period [prep] | 44 |
|
