| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [num ord] [adj] years [prep] [noun] | 280 |
|
| 2 | [num ord] [num] years [prep] [noun] | 241 |
|
| 3 | [adj] twenty years [prep] [noun] | 16 |
|
| 4 | [num ord] twenty [noun pl] [prep] [noun] | 9 |
|
| 5 | [num ord] twenty years [prep] [noun] | 9 |
|
| 6 | [num ord] twenty years [prep] [noun] | 9 |
|
| 7 | [num ord] twenty [noun] [prep] [noun] | 9 |
|
| 8 | [num ord] twenty year [prep] [noun] | 9 |
|
