| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [pers pn] do from time to time | 6 |
|
| 2 | [pron] do from time to time | 6 |
|
| 3 | do [vb infin] from time to time | 5 |
|
| 4 | do [verb] from time to time | 5 |
|
