| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun sg] [vb mod] [be] [prep] [adj] | 352 |
|
| 2 | [noun sg] [vb mod] [be] concerned [prep] | 63 |
|
| 3 | [vb mod] [be] concerned [prep] [adj] | 14 |
|
