| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [ex0] have been major changes | 7 |
|
| 2 | [pron] have been major changes | 7 |
|
| 3 | there have been major changes | 7 |
|
| 4 | there have been major changes | 7 |
|
| 5 | have been major changes [prep] | 6 |
|
| 6 | have been major changes [prep] | 6 |
|
| 7 | have been major changes in | 5 |
|
| 8 | have been major changes in | 5 |
|
