| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adj] months of [art] [noun] | 103 |
|
| 2 | [prep] six months [prep] [art] [noun] | 70 |
|
| 3 | [prep] six months [prep] [art] [noun] | 70 |
|
| 4 | [prep] six [noun] of [art] [noun] | 50 |
|
| 5 | [prep] six [noun pl] of [art] [noun] | 50 |
|
| 6 | [prep] six months of [art] [noun] | 21 |
|
| 7 | [prep] six month of [art] [noun] | 21 |
|
| 8 | [prep] six months of [art] [noun] | 21 |
|
