| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [coord] set off [prep] a | 19 |
|
| 2 | [coord] set off [prep] a | 19 |
|
| 3 | [coord] set off at a | 8 |
|
| 4 | [coord] set off at a | 8 |
|
