| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] [verb] be up to | 28 |
|
| 2 | what [pron] have be up to | 26 |
|
| 3 | [pron] [pron] 've be up to | 8 |
|
| 4 | what [pron] [vb base] be up to | 8 |
|
| 5 | what [pron] 've [be] up to | 7 |
|
| 6 | what [pron] 've be [adv] to | 7 |
|
| 7 | what [pron] 've be up [prep] | 7 |
|
