| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | concerned [prep] the [noun pl] [prep] [noun sg] | 32 |
|
| 2 | concerned [prep] the [noun pl] of [noun sg] | 26 |
|
| 3 | concerned with the [noun pl] [prep] [noun sg] | 25 |
|
| 4 | concerned with the [noun pl] [prep] [noun sg] | 25 |
|
| 5 | concerned [prep] the effects [prep] [noun sg] | 7 |
|
| 6 | concerned about the [noun pl] [prep] [noun sg] | 6 |
|
| 7 | concerned about the [noun pl] [prep] [noun sg] | 6 |
|
