| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [pos pn] concern at the | 14 |
|
| 2 | express [pron] concern at the | 8 |
|
| 3 | [vb past] [pron] concern at the | 8 |
|
| 4 | [verb] its concern at the | 7 |
|
| 5 | [verb] its concern at the | 7 |
|
| 6 | expressed [pron] concern at the | 5 |
|
