| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [adv] [vb pp] back [prep] [art] | 9 |
|
| 2 | has [adv] [vb pp] back to [art] | 6 |
|
| 3 | has [adv] [vb pp] back to [art] | 6 |
|
| 4 | has [adv] [vb pp] back [prep] the | 5 |
|
