| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | before [v-ing] back [prep] the | 49 |
|
| 2 | before [verb] back [prep] the | 49 |
|
| 3 | before [verb] back [prep] the | 49 |
|
| 4 | before [verb] back to the | 23 |
|
| 5 | before [verb] back to the | 23 |
|
| 6 | before [verb] back into the | 10 |
|
| 7 | before [verb] back into the | 10 |
|
| 8 | before going back [prep] the | 8 |
|
| 9 | before go back [prep] the | 8 |
|
| 10 | before turn back [prep] the | 7 |
|
| 11 | before turning back [prep] the | 7 |
|
| 12 | before heading back [prep] the | 6 |
|
| 13 | before head back [prep] the | 6 |
|
