Perhaps you should try some spelling variations:
yala human » data human, malawi human
human gene » human genome, human gender, human bone
dong nana » dong nan, dong yang
nana yala » nana yaa
gene yang » gene bank
yang tan » yang fan, yang dean, yang yang
tan dang » tan yang, tang tang, tan hong
hai » hadi, haji, hari

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong nana yala human gene yang tan dang hai ;~.
• Adding a wildcard symbol may retrieve word variants: dong nana yala human gene yang tan dang hai ;*.