| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] to [be] [verb] at an | 13 |
|
| 2 | [noun] to [be] [verb] at an | 8 |
|
| 3 | [noun sg] to [be] [verb] at an | 6 |
|
| 4 | to [be] [verb] [adv] at an | 6 |
|
| 5 | to [be] [verb] at an [adj] | 21 |
|
| 6 | to [be] [verb] at an [adj] | 21 |
|
| 7 | to [be] [verb] at an [noun sg] | 6 |
|
| 8 | to [be] [verb] at an [noun] | 6 |
|
