| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] at [prep] [det] [noun] | 14 |
|
| 2 | [vb past] at [prep] [det] [noun sg] | 13 |
|
| 3 | [vb past] at [prep] this [noun] | 9 |
|
| 4 | [vb past] at about [det] [noun] | 6 |
|
| 5 | looked at [prep] [det] [noun] | 5 |
|
