| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has [adv] [vb pp] [prep] [noun] | 588 |
|
| 2 | [adv] [vb pp] back [prep] [noun] | 131 |
|
| 3 | has [vb pp] back [prep] [noun] | 40 |
|
| 4 | has [adv] [vb pp] back [prep] | 23 |
|
