| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] for [art] last six [noun pl] | 7 |
|
| 2 | [verb] for [art] last six [noun] | 7 |
|
| 3 | [verb] for [art] last six month | 5 |
|
| 4 | [verb] for [art] last six months | 5 |
|
