| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | twenty years [adv] [art] [noun] | 20 |
|
| 2 | twenty years [adv] [art] [noun] | 20 |
|
| 3 | twenty years [adv] [art] [noun] | 19 |
|
| 4 | twenty years [adv] the [noun] | 17 |
|
| 5 | twenty years [adv] the [noun] | 17 |
|
| 6 | twenty years [adv] [art] [noun sg] | 15 |
|
| 7 | twenty years ago [art] [noun] | 12 |
|
| 8 | twenty years ago [art] [noun] | 12 |
|
| 9 | twenty years later [art] [noun] | 5 |
|
| 10 | twenty years later [art] [noun] | 5 |
|
