| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb -s] to be appropriate [prep] | 9 |
|
| 2 | [vb -s] to [be] appropriate [prep] | 9 |
|
| 3 | [vb -s] to be appropriate [prep] | 9 |
|
| 4 | [vb -s] to [be] appropriate to | 5 |
|
