| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | and [prep] a few years | 21 |
|
| 2 | and [prep] a few years | 21 |
|
| 3 | and within a few years | 8 |
|
| 4 | and within a few years | 8 |
|
| 5 | and for a few years | 5 |
|
| 6 | and for a few years | 5 |
|
