| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [be] [verb] at [noun sg] | 2071 |
|
| 2 | [be] [verb] an [noun sg] | 1936 |
|
| 3 | [verb] at an [noun sg] | 368 |
|
| 4 | [be] [verb] at an | 345 |
|
| 5 | [be] at an [noun sg] | 132 |
|
