| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] at | 7087 |
|
| 2 | [verb] at [adj -er] | 232 |
|
| 3 | be [verb] [adj -er] | 232 |
|
| 4 | be at [adj -er] | 7 |
|
