| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [vb pp] [adv] [prep] a | 303 |
|
| 2 | has [vb pp] [adv prt] [prep] a | 218 |
|
| 3 | [verb] [vb pp] back [prep] a | 43 |
|
| 4 | have [vb pp] back [prep] a | 41 |
|
| 5 | has [vb pp] back [prep] [art] | 28 |
|
| 6 | [vb -s] [vb pp] back [prep] a | 9 |
|
| 7 | has [vb pp] back [prep] a | 6 |
|
| 8 | has [verb] back [prep] a | 6 |
|
| 9 | has [vb pp] back [prep] a | 6 |
|
