| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] over a [adj] period | 289 |
|
| 2 | [noun] [prep] a short period | 55 |
|
| 3 | [noun] [prep] a short period | 55 |
|
| 4 | [noun] over a short [noun sg] | 20 |
|
| 5 | [noun] over a short [noun] | 20 |
|
| 6 | [noun] over [art] short period | 9 |
|
| 7 | [noun] over [art] short period | 9 |
|
| 8 | [noun] over a short period | 8 |
|
| 9 | [noun] over a short period | 8 |
|
| 10 | [noun] over a short period | 8 |
|
