| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | have been [adj] concern | 19 |
|
| 2 | [verb] been [adj] concern | 19 |
|
| 3 | [vb -s] been [adj] concern | 18 |
|
| 4 | has been [adj] concern | 17 |
|
| 5 | been [art] [adj] concern | 20 |
|
| 6 | been [art] [adj] concern | 20 |
|
| 7 | been a [adj] concern | 13 |
|
| 8 | been a [adj] concern | 13 |
|
| 9 | been the [adj] concern | 7 |
|
| 10 | been the [adj] concern | 7 |
|
| 11 | been of [adj] concern | 6 |
|
| 12 | been [prep] [adj] concern | 6 |
|
| 13 | been [prep] [adj] concern | 6 |
|
| 14 | been of [adj] concern | 6 |
|
| 15 | been [adj] concern [prep] | 15 |
|
| 16 | been [adj] concern [prep] | 15 |
|
| 17 | been [adj] concern about | 7 |
|
| 18 | been [adj] concern about | 7 |
|
