| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [be] concerned [prep] some [noun] | 8 |
|
| 2 | have [be] concerned [prep] some [noun] | 8 |
|
| 3 | [be] concerned [prep] some [noun] [prep] | 7 |
|
| 4 | [be] concerned [prep] some [noun] [prep] | 7 |
|
| 5 | [be] concerned [prep] some [noun] about | 5 |
|
| 6 | [be] concerned [prep] some [noun] about | 5 |
|
