| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] have [vb pp] back [prep] a | 10 |
|
| 2 | [noun prp] have [verb] back [prep] a | 10 |
|
| 3 | [noun prp] had [verb] back [prep] a | 5 |
|
