| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | this [noun] may [be] used | 19 |
|
| 2 | this [noun sg] may [be] used | 19 |
|
| 3 | this may [be] used [prep] | 5 |
|
| 4 | this may [be] used [prep] | 5 |
|
