| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] [be] [prep] this | 190 |
|
| 2 | [verb] [be] at [adj] | 127 |
|
| 3 | [verb] [be] at [det] | 62 |
|
| 4 | [verb] [be] at this | 11 |
|
