| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] six months in [noun] | 18 |
|
| 2 | [verb] [prep] six months in | 15 |
|
| 3 | [verb] six months in [noun] | 11 |
|
| 4 | [verb] [prep] six months [noun] | 5 |
|
