| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun pl] over a [adj] period | 105 |
|
| 2 | [noun] over a long period | 95 |
|
| 3 | [noun pl] over a [adj] period | 94 |
|
| 4 | [noun pl] over a long period | 34 |
|
| 5 | [noun pl] [prep] a long period | 29 |
|
| 6 | [noun pl] [prep] a long period | 29 |
|
| 7 | [noun pl] over a long [noun] | 25 |
|
| 8 | [noun pl] over a long [noun sg] | 25 |
|
| 9 | [noun pl] over a long period | 24 |
|
| 10 | [noun pl] over a long period | 24 |
|
| 11 | [noun pl] over [art] long period | 24 |
|
