| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be [verb] at an [noun sg] | 101 |
|
| 2 | [verb] at an [adj -er] [noun sg] | 52 |
|
| 3 | be [verb] at [adj -er] [noun sg] | 25 |
|
| 4 | be [verb] at an [adj -er] | 15 |
|
| 5 | be [verb] an [adj -er] [noun sg] | 6 |
|
