| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] over [art] period | 107 |
|
| 2 | [verb] over a period | 83 |
|
| 3 | [verb] over the period | 43 |
|
| 4 | made over [art] period | 8 |
|
| 5 | [vb past] over [art] period | 8 |
|
| 6 | make over [art] period | 8 |
|
| 7 | spread over [art] period | 6 |
|
| 8 | spread over [art] period | 6 |
|
