| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be at [det] a | 26 |
|
| 2 | be at such a | 15 |
|
| 3 | be at most a | 9 |
|
| 4 | is at [det] a | 7 |
|
| 5 | be at [det] a | 5 |
|
| 6 | was at [det] a | 5 |
|
