| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [to-vb] back [prep] the [num ord] [noun] | 16 |
|
| 2 | [to-vb] back [prep] the [num ord] [noun] | 16 |
|
| 3 | [to-vb] back to the [num ord] [noun] | 10 |
|
| 4 | [to-vb] back to the [num ord] [noun] | 10 |
|
