| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | not [verb] back for a | 8 |
|
| 2 | [adv] come back for a | 8 |
|
| 3 | [not/n't] [verb] back for a | 8 |
|
| 4 | [adv] [vb infin] back for a | 5 |
|
