| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] years of | 5268 |
|
| 2 | twenty [noun] of | 276 |
|
| 3 | twenty years [prep] | 254 |
|
| 4 | twenty [noun pl] of | 243 |
|
| 5 | twenty year of | 96 |
|
