| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [pron] a | 199 |
|
| 2 | at [pron] a | 185 |
|
| 3 | at [Wh det] a | 123 |
|
| 4 | at which a | 113 |
|
| 5 | at which a | 113 |
|
| 6 | at [pers pn] a | 71 |
|
| 7 | at he a | 31 |
|
| 8 | at him a | 31 |
|
| 9 | at her a | 17 |
|
| 10 | at she a | 17 |
|
| 11 | at it a | 15 |
|
| 12 | at it a | 15 |
|
| 13 | at [pron] an | 14 |
|
| 14 | at what a | 10 |
|
| 15 | at what a | 10 |
|
| 16 | at me a | 6 |
|
| 17 | at i a | 6 |
|
