| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [adj] because [art] | 375 |
|
| 2 | be concerned [conj] [art] | 164 |
|
| 3 | be concerned [subord] [art] | 12 |
|
| 4 | be concerned because [art] | 6 |
|
| 5 | be concerned because [art] | 6 |
|
| 6 | [be] concerned because [art] | 6 |
|
