| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] back [adj] year | 105 |
|
| 2 | go back [adj] year | 40 |
|
| 3 | [vb base] back [adj] year | 18 |
|
| 4 | go back [adj] [noun] | 11 |
|
| 5 | go [adv] [adj] year | 8 |
|
| 6 | go [adv prt] [adj] year | 7 |
|
| 7 | go back [adj] year | 5 |
|
