| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [vb pp] back for | 21 |
|
| 2 | have [to-vb] back for | 16 |
|
| 3 | have go back for | 16 |
|
| 4 | had [verb] back for | 12 |
|
| 5 | have [verb] back for | 11 |
|
| 6 | have to go back for | 9 |
|
| 7 | have come back for | 8 |
|
| 8 | have gone back for | 7 |
|
| 9 | have come back for | 6 |
|
