| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have not [verb] [prep] | 1641 |
|
| 2 | have not [vb pp] [prep] | 1638 |
|
| 3 | have [adv] changed [prep] | 171 |
|
| 4 | have [not/n't] changed [prep] | 90 |
|
| 5 | have not changed [prep] | 90 |
|
| 6 | [verb] not changed [prep] | 48 |
|
| 7 | have not change [prep] | 47 |
|
