| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] back [det] [noun pl] | 10 |
|
| 2 | [vb -s] back many [noun] | 8 |
|
| 3 | [vb -s] back [det] years | 5 |
|
| 4 | [vb -s] back [det] year | 5 |
|
| 5 | goes back [det] [noun] | 5 |
|
