| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] six months [prep] [noun] | 79 |
|
| 2 | [prep] six [noun] after [noun] | 19 |
|
| 3 | [prep] six [noun pl] after [noun] | 19 |
|
| 4 | [prep] [adj] months after [noun] | 16 |
|
| 5 | [prep] six month after [noun] | 6 |
|
