| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back [prep] an [adj] | 84 |
|
| 2 | back to an [adj] | 40 |
|
| 3 | back [prep] an [adj -er] | 17 |
|
| 4 | back [prep] an early | 17 |
|
| 5 | back with an [adj] | 17 |
|
| 6 | back [prep] an earlier | 15 |
|
| 7 | back from an [adj] | 11 |
|
| 8 | back [prep] an old | 7 |
|
| 9 | back into an [adj] | 6 |
|
| 10 | back in an [adj] | 6 |
|
| 11 | back on an [adj] | 6 |
|
| 12 | back [prep] an old | 5 |
|
| 13 | back at an [adj] | 5 |
|
