Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
liang tan » liang dan, liang sun
wong shiu » wong siu, cong shu, song shin
wan yang » wang yang, dan yang, tan yang
hua gene » human gene, hua ren, hy5 gene
wing tan » wing ian, hong tan, tin tan
a gene » a genre, a gender, a gentle

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wan yang) or (wang yong)) wang ((hua gene) OR (a gene)) ((liang tan) or (wing tan)) wong shiu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wan yang) OR (wang yong)) wang ((hua gene) OR (a gene)) ((liang tan) OR (wing tan)) wong shiu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wan yang) or (wang yong)) wang ((hua gene) OR (a gene)) ((liang tan) or (wing tan)) wong shiu ;".
• Adding a wildcard symbol may retrieve word variants: ((wan yang) or (wang yong)) wang ((hua gene) OR (a gene)) ((liang tan) or (wing tan)) wong shiu ;*.