| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun sg] over a [adj] period | 65 |
|
| 2 | [adj] [noun sg] over a long period | 30 |
|
| 3 | [adj] [noun sg] [prep] a longer period | 10 |
|
| 4 | [adj] [noun sg] [prep] a longer period | 10 |
|
| 5 | [adj] [noun] over a longer period | 8 |
|
| 6 | [adj] [noun sg] over a longer [noun] | 7 |
|
| 7 | [adj] [noun sg] over a [adj -er] period | 7 |
|
| 8 | [adj] [noun sg] over a longer period | 6 |
|
| 9 | [adj] [noun sg] over a longer period | 6 |
|
| 10 | [adj] [noun sg] over [art] longer period | 6 |
|
| 11 | [adj] [noun sg] over [art] longer period | 6 |
|
