| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [num] [noun sg] | 4050 |
|
| 2 | at one [noun] | 3605 |
|
| 3 | at [num] [noun pl] | 3120 |
|
| 4 | at [num] time | 1085 |
|
| 5 | at [num] time | 1029 |
|
| 6 | at [num] [noun prp] | 862 |
|
| 7 | at two [noun] | 708 |
|
| 8 | at [num] point | 704 |
|
| 9 | at [num] point | 670 |
|
| 10 | at [num] [n mass] | 627 |
|
| 11 | at [num] end | 458 |
|
| 12 | at [num] end | 454 |
|
| 13 | at [num] dollar | 439 |
|
| 14 | at [num] dollar | 429 |
|
| 15 | at [num] mark | 429 |
|
| 16 | at [num] marks | 428 |
|
| 17 | at [num] stage | 367 |
|
| 18 | at [num] stage | 361 |
|
| 19 | at [num] year | 262 |
|
| 20 | at [num] pound | 253 |
|
| 21 | at [num] level | 248 |
|
| 22 | at [num] pounds | 214 |
|
| 23 | at [num] years | 207 |
|
| 24 | at three [noun] | 205 |
|
| 25 | at [num] month | 191 |
|
| 26 | at [num] months | 179 |
|
| 27 | at [num] week | 173 |
|
| 28 | at [num] weeks | 164 |
|
| 29 | at [num] foot | 158 |
|
| 30 | at [num] hour | 149 |
|
