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