| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | are [verb] [prep] a | 5400 |
|
| 2 | are [verb] [prep] a | 5400 |
|
| 3 | [be] [verb] at a | 2447 |
|
| 4 | be [verb] at a | 2447 |
|
| 5 | are [verb] at [art] | 815 |
|
| 6 | [am/are] [verb] at a | 270 |
|
| 7 | are [verb] at a | 215 |
|
