| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun] have [be] concerned | 114 |
|
| 2 | [noun sg] have [be] concerned | 57 |
|
| 3 | chapter have [be] [adj] | 11 |
|
| 4 | chapter have [be] concerned | 9 |
|
| 5 | chapter [verb] [be] concerned | 8 |
|
