| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] [prep] [det] years ' | 22 |
|
| 2 | [noun sg] [prep] [det] years ['s] | 20 |
|
| 3 | [noun] of [det] years ['s] | 19 |
|
| 4 | [noun] [prep] several years ['s] | 10 |
|
| 5 | [noun] [prep] many years ['s] | 8 |
|
