| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [noun] over [art] period [prep] | 47 |
|
| 2 | [noun sg] [noun] over [art] period of | 39 |
|
| 3 | [noun sg] [noun] over a period [prep] | 31 |
|
| 4 | [noun sg] [noun pl] over [art] period [prep] | 24 |
|
| 5 | [noun sg] [noun sg] over [art] period [prep] | 22 |
|
| 6 | [noun sg] [noun] over the period [prep] | 16 |
|
| 7 | [noun sg] rate over [art] period [prep] | 5 |
|
