| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [been] establish for [adj] | 13 |
|
| 2 | [verb] been establish for [adj] | 13 |
|
| 3 | [verb] [been] established for [adj] | 13 |
|
| 4 | [verb] [been] establish for [det] | 9 |
|
| 5 | [vb -s] [been] establish for [adj] | 8 |
|
| 6 | has [been] establish for [adj] | 7 |
|
