| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb past] [adj] years ago | 27 |
|
| 2 | it [vb past] [adj] year ago | 27 |
|
| 3 | it [vb past] [num] year ago | 26 |
|
| 4 | it did [adj] year ago | 5 |
|
