| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] a few years | 220 |
|
| 2 | only a few years | 97 |
|
| 3 | just a few years | 41 |
|
| 4 | quite a few years | 33 |
|
| 5 | even a few years | 12 |
|
