| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] a [adj] months | 110 |
|
| 2 | [noun] [prep] [adj] months ' | 102 |
|
| 3 | [prep] a [adj] months ' | 19 |
|
| 4 | [noun] [prep] a [adj] ' | 6 |
|
