Perhaps you should try some spelling variations:
yang guang » yang yang, yang liang
yan guan » gan guan, yan yuan, yihan guan
tuan hua » tuan vu, yuan hui
yin yang » ying yang, yi yang, yin fang
hui yang » hui ying, du yang, h yang
tan hua » wang hua, tan chia, tan puay
3 long » a long, 2 long, 3.2 long
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: ((yang guang) or (yan guan)) ((tan hua) OR (tuan hua)) ((yin yang) or (hui yang)) 3 long d ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang guang) OR (yan guan)) ((tan hua) OR (tuan hua)) ((yin yang) OR (hui yang)) 3 long d ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang guang) or (yan guan)) ((tan hua) OR (tuan hua)) ((yin yang) or (hui yang)) 3 long d ;".
• Adding a wildcard symbol may retrieve word variants: ((yang guang) or (yan guan)) ((tan hua) OR (tuan hua)) ((yin yang) or (hui yang)) 3 long d ;*.