| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | of [adj] years ' [noun sg] | 186 |
|
| 2 | [prep] twenty years ' [noun sg] | 19 |
|
| 3 | of twenty years [unc] [noun sg] | 5 |
|
| 4 | of twenty years ['s] [noun sg] | 5 |
|
| 5 | of twenty years ' [noun sg] | 5 |
|
| 6 | of twenty [noun pl] ' [noun sg] | 5 |
|
| 7 | of twenty years ' [noun] | 5 |
|
| 8 | of twenty [noun] ' [noun sg] | 5 |
|
| 9 | of twenty year ' [noun sg] | 5 |
|
