| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it [vb mod] be used for [verb] | 10 |
|
| 2 | it [modal v] be used for [verb] | 10 |
|
| 3 | it can be used for [verb] | 8 |
|
| 4 | it can be used for [verb] | 8 |
|
| 5 | it be [adv] used for [verb] | 6 |
|
| 6 | it be [adv] used for [verb] | 5 |
|
