Perhaps you should try some spelling variations:
yang liang » wang liang, yan liang, yang yang
wang yang » wang yan, wang liang, wang yanling
yuan hui » yuan fei, jaan hui, tuan hua
hui gang » hui yang, ii gang, zum gang
hui hui » huo hui, chun hui
3 long » a long, 3.2 long, 3.1 long
2 long » a long, 3.2 long, 6.2 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 (wang yang)) yuan hui hui gang ((3 long) OR (2 long)) d ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang liang) OR (wang yang)) yuan hui hui gang ((3 long) OR (2 long)) d ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang liang) or (wang yang)) yuan hui hui gang ((3 long) OR (2 long)) d ;*".