| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] over a three year | 9 |
|
| 2 | [noun pl] over a three year | 5 |
|
| 3 | over a three year [noun] | 11 |
|
| 4 | over a three year period | 11 |
|
| 5 | over a three year [noun sg] | 11 |
|
| 6 | over a three year period | 11 |
|
