| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [vb pp] [prep] [pers pn] | 6035 |
|
| 2 | have [vb pp] back [prep] | 708 |
|
| 3 | [vb pp] back [prep] [pers pn] | 128 |
|
| 4 | have [vb pp] back [pers pn] | 5 |
|
