| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb infin] about [adj] | 439 |
|
| 2 | [vb infin] about [num] | 348 |
|
| 3 | [verb] about four | 141 |
|
| 4 | [vb infin] [adv] four | 52 |
|
| 5 | [vb infin] about four | 21 |
|
