| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pron] have n't [vb pp] back [prep] | 7 |
|
| 2 | [pers pn] have n't [vb pp] back [prep] | 7 |
|
| 3 | have n't [vb pp] [pers pn] back [prep] | 5 |
|
| 4 | have n't [vb pp] [pron] back [prep] | 5 |
|
