| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been established [prep] [adj] | 19 |
|
| 2 | have [been] established [prep] [adj] | 19 |
|
| 3 | have [been] established [prep] [det] | 10 |
|
| 4 | have [been] established [prep] [adj] | 9 |
|
| 5 | have [been] established in [adj] | 5 |
|
| 6 | have [been] established in [adj] | 5 |
|
