Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
yan liang » yang liang, wang liang, you liang
ying yang » yang yang, yin yang, ying chang
3.2 long » 3.2 land
yi gang » ii gang, i gang, li gang
h yang » _ yang, hui yang
long d » long do, long du, long _

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yan liang) or (yang guang)) wang hua ((((yi gang) or (ying yang))) or (h yang)) 3.2 long d ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yan liang) OR (yang guang)) wang hua ((((yi gang) OR (ying yang))) OR (h yang)) 3.2 long d ;.
• Adding a wildcard symbol may retrieve word variants: ((yan liang) or (yang guang)) wang hua ((((yi gang) or (ying yang))) or (h yang)) 3.2 long d ;*.