| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [prep] time [prep] | 770 |
|
| 2 | vary [prep] [noun] [prep] | 651 |
|
| 3 | vary [prep] [noun sg] [prep] | 583 |
|
| 4 | vary [prep] time [prep] | 23 |
|
| 5 | vary [prep] time [prep] | 23 |
|
