| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | a few months [unc] | 25 |
|
| 2 | a few months [unc] | 25 |
|
| 3 | a few months ' | 23 |
|
| 4 | a few months ['s] | 23 |
|
| 5 | a few months ' | 23 |
|
