| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the [noun] [unc] | 2612 |
|
| 2 | at the [noun pl] [unc] | 266 |
|
| 3 | [prep] the parents [unc] | 110 |
|
| 4 | at [art] parents [unc] | 6 |
|
| 5 | at the parent [unc] | 6 |
|
| 6 | at the parents [unc] | 6 |
|
| 7 | at [art] parents [unc] | 6 |
|
