| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] have not changed | 23 |
|
| 2 | [noun prp] have [not/n't] changed | 23 |
|
| 3 | [noun prp] had [adv] changed | 22 |
|
| 4 | [noun prp] have [adv] changed | 16 |
|
| 5 | [noun prp] has [adv] changed | 15 |
|
| 6 | [noun prp] have n't changed | 13 |
|
| 7 | [noun prp] have not changed | 10 |
|
