| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | their [noun] from time to time | 12 |
|
| 2 | their [noun] [prep] time to time | 12 |
|
| 3 | their [noun pl] [prep] time to time | 7 |
|
| 4 | their [noun sg] [prep] time to time | 5 |
|
