| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | about a [adj] | 790 |
|
| 2 | about a [num] | 503 |
|
| 3 | [adv] a dozen | 306 |
|
| 4 | [adv] a dozen | 290 |
|
| 5 | about a dozen | 120 |
|
| 6 | about a dozen | 120 |
|
| 7 | about [art] dozen | 120 |
|
