| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] over a three [noun sg] period | 14 |
|
| 2 | [noun] over a three [noun sg] period | 14 |
|
| 3 | [noun] over a three year period | 9 |
|
| 4 | [noun pl] over a three [noun sg] period | 8 |
|
| 5 | [noun sg] over a three [noun sg] period | 5 |
|
