| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | what happen if it [verb] | 9 |
|
| 2 | what [verb] if it [verb] | 9 |
|
| 3 | what happens if it [verb] | 9 |
|
| 4 | what [vb -s] if it [verb] | 9 |
|
| 5 | what if it [verb] [adv] | 9 |
|
| 6 | what if it [verb] [not/n't] | 6 |
|
| 7 | what if it [verb] not | 6 |
|
| 8 | what if it [verb] n't | 5 |
|
