| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] [verb] [adv] from time to | 6 |
|
| 2 | [modal v] [vb infin] [adv] from time to | 6 |
|
| 3 | [modal v] [verb] [adv prt] from time to | 5 |
|
