Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
lei using » vlbi using, ii using, iii using
using sar » using sat, using svr, using smart
yang hui » yang jui, wang hui, yang muxi
hui gene » hy5 gene, i gene, iii gene
gene yin » en yin, gene i
yin lei » yin li

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (wan or lang) yang yang hui gene yin lei using sar ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wan OR lang) yang yang hui gene yin lei using sar ;.
• Adding a wildcard symbol may retrieve word variants: (wan or lang) yang yang hui gene yin lei using sar ;*.