| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | changes that have been [verb] | 21 |
|
| 2 | changes that have been [verb] | 16 |
|
| 3 | changes that have been [vb pp] | 16 |
|
| 4 | changes that have been made | 11 |
|
| 5 | changes that have been make | 11 |
|
| 6 | changes that have been [v-ing] | 5 |
|
| 7 | changes that had been [verb] | 5 |
|
