| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may be [vb pp] on [art] [noun pl] | 15 |
|
| 2 | may [be] [vb pp] on the [noun pl] | 15 |
|
| 3 | may [be] [vb pp] on [art] [noun pl] | 15 |
|
| 4 | may [be] [vb pp] on [art] grounds | 8 |
|
