| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adj] over a [adj] period | 5 |
|
| 2 | [be] [adj] over a [adj] period | 5 |
|
| 3 | [adj] [noun] over a [adj] period | 78 |
|
| 4 | [adj] [noun sg] over a [adj] period | 46 |
|
| 5 | [adj] [noun pl] over a [adj] period | 30 |
|
| 6 | [adj] over a [adj] period [prep] | 5 |
|
| 7 | [adj] over a [adj] period [prep] | 5 |
|
