| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [verb] about what happen [prep] | 20 |
|
| 2 | [noun] about what happen [prep] | 20 |
|
| 3 | [adv] about what happen [prep] | 12 |
|
| 4 | [noun sg] about what happen [prep] | 12 |
|
| 5 | [adv] about what happen [prep] | 12 |
|
| 6 | [adj] about what happen [prep] | 10 |
|
| 7 | [adj] about what happen [prep] | 9 |
|
| 8 | [noun pl] about what happen [prep] | 8 |
|
| 9 | [v-ing] about what happen [prep] | 5 |
|
| 10 | about what be happen [prep] | 58 |
|
| 11 | about what [be] happen [prep] | 58 |
|
| 12 | about what [is] happen [prep] | 38 |
|
| 13 | about what [vb mod] happen [prep] | 29 |
|
| 14 | about what [modal v] happen [prep] | 29 |
|
| 15 | about what [verb] happen [prep] | 28 |
|
| 16 | about what have happen [prep] | 28 |
|
| 17 | about what [vb past] happen [prep] | 22 |
|
| 18 | about what had happen [prep] | 22 |
|
| 19 | about what [was/were] happen [prep] | 20 |
|
| 20 | about what was happen [prep] | 20 |
|
| 21 | about what is happen [prep] | 19 |
|
| 22 | about what 's happen [prep] | 19 |
|
| 23 | about what would happen [prep] | 12 |
|
| 24 | about what would happen [prep] | 12 |
|
| 25 | about what will happen [prep] | 11 |
|
| 26 | about what will happen [prep] | 10 |
|
| 27 | about what [vb -s] happen [prep] | 6 |
|
| 28 | about what 's happen [prep] | 5 |
|
| 29 | about what happen [prep] [pron] | 26 |
|
| 30 | about what happen [prep] [art] | 23 |
|
