Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
yan wang » yuan wang, qian wang, yan liang
wang lei » wang wei, wang fei, wang li
lei long » i long, de long, eu long
tan hua » tuan hua, wang hua, tan chia
li wang » l wang, li gang, li wing
long du » long d, long do, long run
hua li » bohua li

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yan wang) or (yang yang)) tan hua li wang lei long du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yan wang) OR (yang yang)) tan hua li wang lei long du ;.
• Adding a wildcard symbol may retrieve word variants: ((yan wang) or (yang yang)) tan hua li wang lei long du ;*.