| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | back for [det] | 110 |
|
| 2 | back for more | 46 |
|
| 3 | back for another | 25 |
|
| 4 | back for that | 12 |
|
| 5 | back for some | 7 |
|
