| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at a [adj] | 10976 |
|
| 2 | at a [adj -er] | 1375 |
|
| 3 | [prep] a greater | 744 |
|
| 4 | [prep] a greater | 744 |
|
| 5 | at a great | 71 |
|
| 6 | at [art] greater | 19 |
|
| 7 | at a greater | 18 |
|
