Perhaps you should try some spelling variations:
qian wang » yiqian wang, qian rong, qian yan
chan kang » chung kang, chan eng, chan fong
yan wang » yuan wang, yang yang, yan liang
hong lan » huong lan, hong tan, hong gang
di gene » di genere, di atene, dmd gene
chang a » chang ha, chang _, chang c
i gene » _ gene, a gene, e gene
a hong » _ hong, kia hong, tan hong

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((yan wang) or (qian wang))) or (chan kang)) yang ((di gene) OR (i gene)) chang a hong lan ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((yan wang) OR (qian wang))) OR (chan kang)) yang ((di gene) OR (i gene)) chang a hong lan ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((yan wang) or (qian wang))) or (chan kang)) yang ((di gene) OR (i gene)) chang a hong lan ;*".