| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [noun prp] [vb past] at | 5674 |
|
| 2 | [noun prp] [vb past] [noun pl] | 3385 |
|
| 3 | [vb past] at [noun pl] | 270 |
|
| 4 | [noun prp] at [noun pl] | 156 |
|
