| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [adj] years ago | 1022 |
|
| 2 | [verb] twenty years [adv] | 41 |
|
| 3 | [verb] twenty year ago | 22 |
|
| 4 | [verb] twenty [noun] ago | 22 |
|
| 5 | [verb] twenty [noun pl] ago | 22 |
|
