| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | which have [be] [vb pp] [adv] | 588 |
|
| 2 | which have [be] [vb pp] [adv prt] | 302 |
|
| 3 | [pron] have [be] [vb pp] back | 65 |
|
| 4 | which have [be] [verb] back | 7 |
|
| 5 | which [verb] [be] [vb pp] back | 7 |
|
| 6 | which have [be] [vb pp] back | 7 |
|
