| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at the end | 10593 |
|
| 2 | at the time | 8151 |
|
| 3 | at the moment | 5111 |
|
| 4 | at the beginning | 2847 |
|
| 5 | at the top | 2643 |
|
| 6 | at the back | 2259 |
|
| 7 | at the bottom | 1700 |
|
| 8 | at the age | 1470 |
|
| 9 | at the start | 1342 |
|
| 10 | at the centre | 1191 |
|
| 11 | at the university | 1111 |
|
| 12 | at the expense | 1100 |
|
| 13 | at the door | 1015 |
|
| 14 | at the heart | 904 |
|
| 15 | at the front | 770 |
|
| 16 | at the weekend | 708 |
|
| 17 | at the level | 611 |
|
| 18 | at the foot | 608 |
|
| 19 | at the table | 545 |
|
| 20 | at the outset | 534 |
|
| 21 | at the head | 533 |
|
| 22 | at the side | 488 |
|
| 23 | at the point | 477 |
|
| 24 | at the base | 456 |
|
| 25 | at the school | 452 |
|
| 26 | at the house | 427 |
|
| 27 | at the thought | 418 |
|
| 28 | at the edge | 409 |
|
| 29 | at the hospital | 403 |
|
| 30 | at the meeting | 393 |
|
