| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | only about [adj] | 577 |
|
| 2 | only about [num] | 520 |
|
| 3 | [adv] about four | 81 |
|
| 4 | only [adv] four | 27 |
|
| 5 | only about four | 20 |
|
