| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what you have been up to | 6 |
|
| 2 | what you have been up to | 6 |
|
| 3 | [pron] you have been up to | 6 |
|
| 4 | [Wh det] you have been up to | 6 |
|
