| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adj] concern [prep] | 100 |
|
| 2 | be [adj] concern [prep] | 100 |
|
| 3 | [is] [adj] concern [prep] | 51 |
|
| 4 | [be] [adj] concern about | 50 |
|
| 5 | [be] [adj] concern about | 50 |
|
| 6 | is [adj] concern [prep] | 44 |
|
| 7 | was [adj] concern [prep] | 28 |
|
| 8 | [was/were] [adj] concern [prep] | 28 |
|
| 9 | [be] growing concern [prep] | 19 |
|
| 10 | been [adj] concern [prep] | 15 |
|
| 11 | [been] [adj] concern [prep] | 15 |
|
| 12 | [be] [adj] concern in | 14 |
|
| 13 | [be] [adj] concern over | 14 |
|
| 14 | [be] [adj] concern in | 14 |
|
| 15 | [be] [adj] concern over | 14 |
|
| 16 | [be] considerable concern [prep] | 13 |
|
| 17 | [be] widespread concern [prep] | 13 |
|
| 18 | [be] [adj] concern among | 8 |
|
| 19 | [be] great concern [prep] | 8 |
|
| 20 | [be] [adj] concern among | 8 |
|
| 21 | [be] particular concern [prep] | 7 |
|
| 22 | 's [adj] concern [prep] | 7 |
|
| 23 | [be] [adj] concern [prep] | 6 |
|
| 24 | be [adj] concern [prep] | 6 |
|
| 25 | [be] increasing concern [prep] | 5 |
|
| 26 | [be] deep concern [prep] | 5 |
|
