| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [vb pp] to [be] [adv] concerned | 9 |
|
| 2 | be [vb pp] to [be] [adv] concerned | 9 |
|
| 3 | [vb pp] to [be] [adv] concerned [prep] | 8 |
|
| 4 | [vb pp] to [be] [adv] concerned [prep] | 8 |
|
