| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been some [noun] | 52 |
|
| 2 | [vb base] been some [noun pl] | 50 |
|
| 3 | [vb base] been some changes | 5 |
|
| 4 | [vb base] been some change | 5 |
|
