| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adj] concern [prep] the [noun] | 438 |
|
| 2 | [adj] was [prep] the [noun] | 33 |
|
| 3 | [adj] concern was the [noun] | 18 |
|
| 4 | concern was [prep] the [noun] | 15 |
|
| 5 | [adj] concern was [prep] the | 11 |
|
