| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | twenty years [prep] [art] [noun sg] | 44 |
|
| 2 | twenty years [prep] [art] [noun sg] | 44 |
|
| 3 | twenty years [prep] the [noun sg] | 41 |
|
| 4 | twenty years [prep] the [noun sg] | 41 |
|
| 5 | twenty years after [art] [noun sg] | 14 |
|
| 6 | twenty years in [art] [noun sg] | 10 |
|
