| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [am/are] [verb] from time to time | 19 |
|
| 2 | [am/are] [verb] from time to time | 19 |
|
| 3 | [am/are] [verb] from time to time | 19 |
|
| 4 | [am/are] [vb pp] from time to time | 19 |
|
| 5 | are [verb] from time to time | 17 |
|
