| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [prep] what have been happening [prep] | 20 |
|
| 2 | [prep] what have been happening [prep] | 20 |
|
| 3 | of what have been happening [prep] | 9 |
|
| 4 | of what have been happening [prep] | 9 |
|
| 5 | [verb] what have been happening [prep] | 8 |
|
| 6 | [coord] what have been happening [prep] | 6 |
|
| 7 | [adv] what have been happening [prep] | 6 |
|
| 8 | [conj] what have been happening [prep] | 6 |
|
| 9 | [adv] what have been happening [prep] | 5 |
|
| 10 | and what have been happening [prep] | 5 |
|
| 11 | and what have been happening [prep] | 5 |
|
| 12 | what have been happening [prep] [art] | 28 |
|
| 13 | what have been happening [prep] [art] | 28 |
|
| 14 | what have been happening [prep] the | 25 |
|
| 15 | what have been happening [prep] the | 25 |
|
| 16 | what have been happening [prep] [noun] | 11 |
|
| 17 | what have been happening [prep] [pron] | 10 |
|
| 18 | what have been happening [prep] [noun prp] | 9 |
|
| 19 | what have been happening [prep] [pers pn] | 9 |
|
