Perhaps you should try some spelling variations:
yala human » data human, malawi human
human gene » human genome, human gender, human bone
dong yang » dong hoang, wang yang, yang yang
yang yala » yang yang, yang yao, yang all
ying jin » yang jin, jing ji, yang jie
law main » law pain, law making, new main
wong yue » wang yue, hong yu

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong yang yala human gene ((ying jin) or (law main)) wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong yang yala human gene ((ying jin) OR (law main)) wong yue ;*.