| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | it may [be] used [to-vb] | 7 |
|
| 2 | it may be used [verb] | 7 |
|
| 3 | it may be used [verb] | 7 |
|
| 4 | it may [be] used [verb] | 7 |
|
