| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | let us [verb] back to the | 13 |
|
| 2 | let us [vb infin] back [prep] the | 13 |
|
| 3 | let us [verb] back [prep] the | 13 |
|
| 4 | let us go back [prep] the | 8 |
|
| 5 | let us go back [prep] the | 8 |
|
