| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | has been [verb] for [adj] | 450 |
|
| 2 | has been [vb pp] for [adj] | 342 |
|
| 3 | has been established [prep] [adj] | 24 |
|
| 4 | have been established for [adj] | 13 |
|
| 5 | [verb] been established for [adj] | 13 |
|
| 6 | [vb -s] been established for [adj] | 8 |
|
| 7 | has be established for [adj] | 7 |
|
| 8 | has [been] established for [adj] | 7 |
|
| 9 | has [be] established for [adj] | 7 |
|
| 10 | has been establish for [adj] | 7 |
|
