| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb pp] back to [art] [adj] | 130 |
|
| 2 | [vb pp] back to the [adj] | 113 |
|
| 3 | [vb pp] back to [art] [adj] | 95 |
|
| 4 | traced back to [art] [adj] | 26 |
|
| 5 | [vb pp] back to [art] [num ord] | 17 |
|
| 6 | gone back to [art] [adj] | 13 |
|
| 7 | [vb pp] back to a [adj] | 12 |
|
| 8 | taken back to [art] [adj] | 9 |
|
| 9 | brought back to [art] [adj] | 7 |
|
| 10 | [vb pp] back to [art] [num] | 7 |
|
| 11 | [vb pp] back to [art] early | 6 |
|
| 12 | [vb pp] back to an [adj] | 5 |
|
| 13 | dated back to [art] [adj] | 5 |
|
