| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [adj] [prep] [art] [noun sg] | 29269 |
|
| 2 | [be] concerned [prep] [art] [noun] | 871 |
|
| 3 | [be] concerned [prep] [art] [noun sg] | 728 |
|
