| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] [noun] [verb] at right angles | 6 |
|
| 2 | [prep] [noun] [verb] at right [noun] | 6 |
|
| 3 | [prep] [noun] [verb] at right [noun pl] | 6 |
|
| 4 | [prep] [noun] [verb] at right angle | 6 |
|
