| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [modal v] be at | 1456 |
|
| 2 | [vb mod] be at | 1456 |
|
| 3 | may be [prep] | 1454 |
|
| 4 | may be [prep] | 1454 |
|
| 5 | may be at | 137 |
|
| 6 | may [be] at | 137 |
|
| 7 | may [be] at | 137 |
|
| 8 | may be at | 137 |
|
| 9 | may be at | 137 |
|
