| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | at [art] [det] [noun] [subord] | 825 |
|
| 2 | at least [art] [det] [noun] | 43 |
|
| 3 | at least [art] [noun] [subord] | 25 |
|
| 4 | at least [det] [noun] [subord] | 13 |
|
| 5 | least [art] [det] [noun] [subord] | 6 |
|
