| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back to [noun] [conj] [verb] | 173 |
|
| 2 | [adv] to [noun] or [verb] | 26 |
|
| 3 | [adv prt] to [noun] or [verb] | 17 |
|
| 4 | back [prep] [noun] or [verb] | 9 |
|
| 5 | back [prep] [noun] or [verb] | 9 |
|
| 6 | back to [noun] or [verb] | 8 |
|
| 7 | back to [noun] or [verb] | 8 |
|
