| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb mod] from time to time | 80 |
|
| 2 | [modal v] from time to time | 80 |
|
| 3 | shall from time to time | 12 |
|
| 4 | shall from time to time | 12 |
|
| 5 | shall from time [prep] time | 12 |
|
| 6 | shall from time to [noun] | 12 |
|
| 7 | shall from [noun] to time | 12 |
|
| 8 | shall from time to [noun sg] | 12 |
|
| 9 | shall [prep] time to time | 12 |
|
| 10 | shall [prep] time to time | 12 |
|
| 11 | shall from time to time | 12 |
|
