| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] years [prep] [noun sg] | 3373 |
|
| 2 | twenty years [prep] [noun sg] | 48 |
|
| 3 | twenty [adj] years [prep] | 45 |
|
| 4 | twenty [adj] [prep] [noun sg] | 16 |
|
| 5 | twenty [adj] years [noun sg] | 5 |
|
