| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun prp] [noun prp] a few years | 5 |
|
| 2 | [prep] [noun prp] [noun prp] a few years | 5 |
|
| 3 | [noun prp] [noun prp] a few years [adv] | 12 |
|
| 4 | [noun prp] [noun prp] a few years [adv] | 9 |
|
| 5 | [noun prp] [noun prp] a few years ago | 6 |
|
| 6 | [noun prp] [noun prp] a few years ago | 6 |
|
