| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have changed [adv] since | 29 |
|
| 2 | has changed [adv] [subord] | 19 |
|
| 3 | have changed [adv] [subord] | 11 |
|
| 4 | have changed little [subord] | 7 |
|
| 5 | had changed [adv] [subord] | 6 |
|
| 6 | have changed radically [subord] | 5 |
|
