| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | may not be [prep] [art] | 50 |
|
| 2 | [det] may not be [art] | 46 |
|
| 3 | [det] may be [prep] [art] | 34 |
|
| 4 | [det] may not be [prep] | 11 |
|
