| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what [pron] have been [verb] | 538 |
|
| 2 | what [pron] have been [v-ing] | 407 |
|
| 3 | [pron] [pron] have been doing | 166 |
|
| 4 | what [pron] have [be] doing | 139 |
|
| 5 | what [pron] have be doing | 139 |
|
| 6 | what [pron] have been do | 139 |
|
| 7 | what [pron] have [been] doing | 139 |
|
| 8 | what [pron] [verb] been doing | 139 |
|
