| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | vary [adv] [v-ing] [prep] | 50 |
|
| 2 | can vary [adv] [prep] | 25 |
|
| 3 | can vary [v-ing] [prep] | 12 |
|
| 4 | can vary [adv] [v-ing] | 5 |
|
