| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | for a few years [prep] | 30 |
|
| 2 | for a few years [prep] | 30 |
|
| 3 | for a [det] years [prep] | 30 |
|
| 4 | for a [adj] years before | 12 |
|
| 5 | for a [num] years [prep] | 9 |
|
| 6 | for a [adj] years in | 7 |
|
| 7 | for a [adj] years after | 6 |
|
| 8 | for a [adj] years at | 6 |
|
| 9 | for a thousand years [prep] | 5 |
|
| 10 | for a thousand years [prep] | 5 |
|
