| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] [be] at [art] | 464 |
|
| 2 | may [be] [prep] [art] | 436 |
|
| 3 | may [be] [prep] [art] | 436 |
|
| 4 | may [be] at [art] | 31 |
|
| 5 | may [be] at [art] | 31 |
|
| 6 | may [be] at [art] | 31 |
|
