| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have [be] [prep] [adj] [noun sg] | 772 |
|
| 2 | [be] concerned [prep] [adj] [noun sg] | 123 |
|
| 3 | have [be] concerned [prep] [adj] | 38 |
|
| 4 | have [be] concerned [prep] [noun sg] | 7 |
|
