| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be concerned with [adj] [noun pl] | 123 |
|
| 2 | be [adj] with [det] [noun pl] | 115 |
|
| 3 | be concerned with [det] [noun] | 35 |
|
| 4 | be concerned [prep] [det] [noun pl] | 33 |
|
| 5 | [be] concerned with [det] [noun pl] | 20 |
|
