| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [n mass] [prep] [num] [noun] | 2058 |
|
| 2 | at [n mass] [prep] [noun] | 693 |
|
| 3 | at [n mass] [prep] [num] | 215 |
|
| 4 | at [prep] [num] [noun] | 45 |
|
| 5 | at [n mass] [num] [noun] | 23 |
|
