| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] [vb past] [pron] | 3392 |
|
| 2 | [noun] [vb past] [pron] at | 467 |
|
| 3 | [prep] [noun] [vb past] at | 388 |
|
| 4 | [prep] [noun] [pron] at | 82 |
|
