| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be from time to time | 24 |
|
| 2 | be [prep] time to time | 24 |
|
| 3 | are [prep] time to time | 9 |
|
| 4 | were [prep] time to time | 6 |
|
| 5 | was [prep] time to time | 5 |
|
