Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, peng liang
yang yang » wang yang, wang yan
yan guan » gan guan, yan yuan, yang guang
hoi ying » li ying
yu gang » xu gang, yi gang, yu fang
long do » long d, long du, longer do
3 long » a long, 2 long, 3.2 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 liang) OR (yang yang))) or (yan guan)) can china ((yu gang) or (hoi ying)) 3 long do ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yang liang) OR (yang yang))) OR (yan guan)) can china ((yu gang) OR (hoi ying)) 3 long do ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((yang liang) OR (yang yang))) or (yan guan)) can china ((yu gang) or (hoi ying)) 3 long do ;*".