| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a few month and | 23 |
|
| 2 | [prep] a few month and | 23 |
|
| 3 | [prep] a few months and | 23 |
|
| 4 | for a few month and | 17 |
|
| 5 | for a few month and | 17 |
|
