| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] some [adj] changes | 5 |
|
| 2 | have be some [adj] changes | 5 |
|
| 3 | have [be] some [adj] changes | 5 |
|
| 4 | have been some [adj] changes | 5 |
|
