| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [be] [verb] at | 2167 |
|
| 2 | [be] [verb] at [noun] | 1504 |
|
| 3 | [prep] [be] [verb] [noun] | 1357 |
|
| 4 | [prep] [verb] at [noun] | 707 |
|
| 5 | [prep] [be] at [noun] | 246 |
|
