| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may [be] [verb] [to-vb] [det] | 72 |
|
| 2 | [modal v] [be] require [to-vb] [det] | 46 |
|
| 3 | may [be] require [to-vb] [adj] | 18 |
|
| 4 | may [be] require [to-vb] [det] | 10 |
|
| 5 | may [be] require [verb] [det] | 10 |
|
