| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what they [vb base] been [v-ing] | 19 |
|
| 2 | what they [vb base] be doing | 11 |
|
| 3 | what they 've be [v-ing] | 10 |
|
| 4 | what they have be [v-ing] | 9 |
|
