| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [adj] years ' [noun] | 189 |
|
| 2 | [prep] several years ' [noun] | 14 |
|
| 3 | [prep] several years ' [noun] | 14 |
|
| 4 | of several [noun pl] ' [noun] | 10 |
|
| 5 | of several [noun] ' [noun] | 10 |
|
| 6 | of several years ['s] [noun] | 7 |
|
| 7 | of several years [unc] [noun] | 7 |
|
| 8 | of several years ' [noun] | 7 |
|
| 9 | of several years ' [noun] | 7 |
|
| 10 | of several year ' [noun] | 7 |
|
