Perhaps you should try some spelling variations:
hyoung kim » yong kim, hyoung il
human gene » human genome, human gender, human bone
hyung kim » yong kim
hua gene » a gene, hua ren, hy5 gene
yang thi » dang thi, yang chik, yang di
thi dang » thi hong, shi dan, shi ding
hai » hadi, haji, hari

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

• If you are trying to use Boolean operators, they must be ALL CAPS: wan ((hyoung kim) OR (hyung kim)) ((hua gene) OR (human gene)) yang thi dang hai ;~.
• Adding a wildcard symbol may retrieve word variants: wan ((hyoung kim) or (hyung kim)) ((hua gene) or (human gene)) yang thi dang hai ;*.