| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [adv] a [adj] number | 390 |
|
| 2 | [adv] a [adj] number | 382 |
|
| 3 | [adv] a certain [noun] | 181 |
|
| 4 | [adv] a certain [noun sg] | 175 |
|
| 5 | [adv] a certain number | 17 |
|
| 6 | [adv] [art] certain number | 17 |
|
| 7 | [adv] a certain number | 17 |
|
| 8 | [adv] [art] certain number | 17 |
|
| 9 | [adv] a certain number | 17 |
|
