| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [verb] [prep] [art] | 31965 |
|
| 2 | have [vb pp] [prep] [art] | 28020 |
|
| 3 | [verb] changed [prep] [art] | 277 |
|
| 4 | have change [prep] [art] | 276 |
|
| 5 | have changed [prep] [art] | 269 |
|
| 6 | have changed [prep] [art] | 269 |
|
