| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be at [det] [art] | 38 |
|
| 2 | be at [det] [art] | 38 |
|
| 3 | be [prep] [det] an | 37 |
|
| 4 | be at [det] a | 34 |
|
| 5 | be at [adj] an | 21 |
|
| 6 | [be] at [det] an | 8 |
|
