No | Pattern | Freq | Relations |
---|---|---|---|
1 | has [been] [adj] [prep] [adj] | 384 | |
2 | [verb] [been] concerned [prep] [adj] | 38 | |
3 | have [been] concerned [prep] [adj] | 38 | |
4 | [vb -s] [been] concerned [prep] [adj] | 15 | |
5 | has [been] concerned [prep] [adj] | 15 | |
6 | has [be] concerned [prep] [adj] | 15 |