| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] a parents ' | 11 |
|
| 2 | [prep] a parents ' | 11 |
|
| 3 | [verb] a parents ' | 9 |
|
| 4 | a parents ' [noun sg] | 23 |
|
| 5 | a parents ' [noun] | 23 |
|
