| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [verb] [prep] some | 572 |
|
| 2 | have been [vb pp] [prep] some | 469 |
|
| 3 | have been established [prep] [adj] | 77 |
|
| 4 | have [be] established [prep] some | 7 |
|
| 5 | [verb] been established [prep] some | 7 |
|
| 6 | have [been] established [prep] some | 7 |
|
| 7 | have been establish [prep] some | 7 |
|
| 8 | have be established [prep] some | 7 |
|
