| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] [noun] over a long period | 37 |
|
| 2 | [adj] [noun] over a long period | 36 |
|
| 3 | [adj] [noun sg] over a long period | 30 |
|
| 4 | [adj] [noun pl] over a long period | 13 |
|
| 5 | [adj] [noun] over a longer period | 8 |
|
