| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | there [vb base] [been] changes [prep] | 17 |
|
| 2 | there [vb base] been changes [prep] | 17 |
|
| 3 | there [vb base] be changes [prep] | 17 |
|
| 4 | there have [be] changes [prep] | 17 |
|
| 5 | there [vb base] [be] changes in | 9 |
|
