| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a [adj] months | 416 |
|
| 2 | [prep] a [det] months | 401 |
|
| 3 | [prep] a few months | 401 |
|
| 4 | [prep] a few months | 401 |
|
| 5 | [prep] a [num] months | 15 |
|
| 6 | [prep] a three months | 7 |
|
| 7 | [prep] a three months | 7 |
|
| 8 | [prep] a [noun] months | 5 |
|
| 9 | [prep] a [noun sg] months | 5 |
|
