| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [Wh det] if he [verb] [pers pn] | 8 |
|
| 2 | [Wh det] if he [vb -s] [pers pn] | 7 |
|
| 3 | what if he [verb] [pers pn] | 6 |
|
