Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
yang guang » yang yang, yan guan
tuan hua » tan hua, tuan vu, yuan hui
pei yang » wei yang, hui yang, yi yang
pei yun » lei kyun, mei yung, wei yuan
d3 long » de long, 2.3 long, 3.3 long
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 guang)) tuan hua ((pei yang) OR (pei yun)) ((d3 long) or (3 long)) du ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang liang) OR (yang guang)) tuan hua ((pei yang) OR (pei yun)) ((d3 long) OR (3 long)) du ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang liang) or (yang guang)) tuan hua ((pei yang) OR (pei yun)) ((d3 long) or (3 long)) du ;".
• Adding a wildcard symbol may retrieve word variants: ((yang liang) or (yang guang)) tuan hua ((pei yang) OR (pei yun)) ((d3 long) or (3 long)) du ;*.