| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | than a certain [noun] | 27 |
|
| 2 | than [art] certain [noun sg] | 27 |
|
| 3 | than a certain [noun] | 27 |
|
| 4 | than [art] certain [noun] | 27 |
|
| 5 | than [art] certain amount | 9 |
|
| 6 | than [art] certain amount | 9 |
|
