| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] at his mother 's | 10 |
|
| 2 | [adv] at his mother 's | 6 |
|
| 3 | at his mother 's [noun] | 21 |
|
| 4 | at his mother 's [noun sg] | 18 |
|
