| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | be at [adj] angles | 26 |
|
| 2 | be at [adj] angles | 26 |
|
| 3 | be at right angles | 23 |
|
| 4 | be at right angle | 23 |
|
| 5 | be [prep] right angles | 23 |
|
| 6 | [be] at right angles | 23 |
|
| 7 | be at right [noun pl] | 23 |
|
| 8 | be [prep] right angles | 23 |
|
| 9 | be at right angles | 23 |
|
| 10 | be at right [noun] | 23 |
|
