| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] years [art] [noun] of | 232 |
|
| 2 | twenty [noun pl] [art] [noun] of | 9 |
|
| 3 | twenty [noun] [art] [noun] of | 9 |
|
| 4 | twenty years [art] [noun] [prep] | 7 |
|
| 5 | twenty year [art] [noun] of | 6 |
|
