| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a short period | 48 |
|
| 2 | [noun sg] [prep] a short period | 32 |
|
| 3 | [noun] for a short period | 28 |
|
| 4 | [noun] for a short period | 28 |
|
| 5 | [noun pl] [prep] a short period | 9 |
|
| 6 | [noun] over a short period | 7 |
|
| 7 | [noun] over a short period | 7 |
|
| 8 | [noun] within a short period | 6 |
|
| 9 | [noun] within a short period | 6 |
|
| 10 | [noun prp] [prep] a short period | 5 |
|
