| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [vb pp] over a period | 46 |
|
| 2 | be [verb] over a period | 46 |
|
| 3 | be made over a [noun] | 10 |
|
| 4 | be made [prep] a period | 7 |
|
| 5 | be made [prep] a period | 7 |
|
| 6 | be made over [art] period | 6 |
|
| 7 | be made over [art] period | 6 |
|
| 8 | be made over a period | 5 |
|
| 9 | be made over a period | 5 |
|
| 10 | be make over a period | 5 |
|
| 11 | [be] made over a period | 5 |
|
