| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [art] [noun] over a [adj] period | 26 |
|
| 2 | the [noun] over a [adj] period | 24 |
|
| 3 | [art] [noun sg] over a [adj] period | 19 |
|
| 4 | [art] [noun] over a long period | 11 |
|
| 5 | [art] [noun pl] over a [adj] period | 10 |
|
| 6 | [art] [noun] over a long period | 8 |
|
| 7 | a [noun] over a [adj] period | 5 |
|
