| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [modal v] be | 220 |
|
| 2 | at [modal v] [be] | 13 |
|
| 3 | at [modal v] [be] | 13 |
|
| 4 | at [modal v] be | 13 |
|
