| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] [prep] six [noun] [noun] | 25 |
|
| 2 | [adv] [prep] [adj] months [noun] | 17 |
|
| 3 | [adv] [prep] six [noun pl] [noun] | 9 |
|
| 4 | [adv] [prep] six month [noun] | 5 |
|
