| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [adj] months [unc] [noun] | 220 |
|
| 2 | [prep] six [noun] [unc] [noun] | 73 |
|
| 3 | [prep] six [noun pl] [unc] [noun] | 68 |
|
| 4 | [prep] six month [unc] [noun] | 44 |
|
