| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] back to first [noun] | 11 |
|
| 2 | [verb] back [prep] first principles | 9 |
|
| 3 | [verb] back [prep] first [noun pl] | 9 |
|
| 4 | [verb] back [prep] first principle | 9 |
|
| 5 | go back [prep] first [noun] | 8 |
|
| 6 | [verb] back [prep] first [noun sg] | 7 |
|
| 7 | [to-vb] back [prep] first [noun] | 5 |
|
