| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at [art] appropriate time | 9 |
|
| 2 | [verb] at [art] appropriate time | 9 |
|
| 3 | [verb] at the appropriate time | 7 |
|
| 4 | [verb] at the appropriate time | 7 |
|
| 5 | [vb pp] at [art] appropriate time | 7 |
|
