| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] have [not/n't] changed | 14 |
|
| 2 | [noun sg] have not changed | 14 |
|
| 3 | [noun sg] have not changed | 13 |
|
| 4 | [noun sg] have [adv] changed | 5 |
|
