| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] may [verb] to be [adj] | 14 |
|
| 2 | [Wh det] may [vb infin] [prep] be [adj] | 14 |
|
| 3 | what may [verb] [prep] be [adj] | 8 |
|
| 4 | which may [verb] [prep] be [adj] | 6 |
|
