Perhaps you should try some spelling variations:
5.2.2 longer » 5.2.2 younger, 5.2.2 long, 5.2.2 blocher
wang liang » wang yang
yang guang » yang yang, yan guan, yang liang
yang 5.2.2 » fang 5.2.3, making 5.2.2
longer do » longer _, longer a, long do
tan puay » tan hua
tuan hua » tan hua, tuan vu, yuan hui

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang liang) OR (yang guang)) ((tan puay) OR (tuan hua)) du yang 5.2.2 longer do ;~.
• Adding a wildcard symbol may retrieve word variants: ((wang liang) or (yang guang)) ((tan puay) or (tuan hua)) du yang 5.2.2 longer do ;*.