| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at an [adj] | 2276 |
|
| 2 | at an [adj] | 2107 |
|
| 3 | [prep] an early | 1242 |
|
| 4 | [prep] an early | 1242 |
|
| 5 | at an early | 623 |
|
| 6 | at [art] early | 539 |
|
| 7 | at [art] early | 539 |
|
| 8 | at a early | 483 |
|
| 9 | at an early | 482 |
|
