| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | changes [vb base] taken place [prep] [noun] | 6 |
|
| 2 | changes have [vb pp] place [prep] [noun] | 6 |
|
| 3 | changes [vb base] [vb pp] place [prep] [noun] | 6 |
|
| 4 | changes [vb base] [vb pp] place [prep] [noun] | 6 |
|
| 5 | changes [vb base] [vb pp] place in [noun] | 5 |
|
| 6 | changes [vb base] [vb pp] place in [noun] | 5 |
|
