| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun sg] [vb mod] be appropriate | 9 |
|
| 2 | of [noun sg] [modal v] be appropriate | 8 |
|
| 3 | [prep] [noun sg] may be appropriate | 5 |
|
| 4 | [prep] [noun sg] may be appropriate | 5 |
|
