| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] go back a [noun] | 8 |
|
| 2 | [modal v] go back a [noun] | 8 |
|
| 3 | go back [prep] a [noun] | 5 |
|
| 4 | go back [prep] a [noun] | 5 |
|
