| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [to-vb] only when | 6 |
|
| 2 | [to-vb] [noun] only when | 7 |
|
| 3 | [to-vb] only when [art] | 5 |
|
| 4 | [to-vb] only when the | 5 |
|
| 5 | [to-vb] only when [art] | 5 |
|
| 6 | [to-vb] only when the | 5 |
|
