| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back in [noun] [prep] the [num ord] | 16 |
|
| 2 | back in [noun] [prep] the [num ord] | 16 |
|
| 3 | back in [noun] in the [num ord] | 6 |
|
| 4 | back in [noun] in the [num ord] | 6 |
|
| 5 | back in [noun] the [num ord] [noun] | 5 |
|
| 6 | back in [noun] the [num ord] [noun sg] | 5 |
|
