| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] what a | 775 |
|
| 2 | mean what [art] | 16 |
|
| 3 | mean what [art] | 16 |
|
| 4 | mean [pron] a | 11 |
|
| 5 | mean what a | 7 |
|
| 6 | mean [Wh det] a | 7 |
|
| 7 | mean what a | 7 |
|
