| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | are [adj] [prep] [adj] [noun] | 3281 |
|
| 2 | be concerned [prep] [adj] [noun] | 293 |
|
| 3 | [be] concerned [prep] [adj] [noun] | 293 |
|
| 4 | [am/are] concerned [prep] [adj] [noun] | 93 |
|
| 5 | are concerned [prep] [adj] [noun] | 86 |
|
