Perhaps you should try some spelling variations:
bhutan gender » human gender, rhoton gender
dong nein » dong sin, dong bin, dong nan
nein das » sein das, neid das
ying jin » yang jin, jing ji, yang jie
yang yi » yang di, yang jui
yang xi » yang di, yang jui
hong ng » hong kong, hong jong, hong hong

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong nein das bhutan gender ((ying jin) or (((yang yi) or (yang xi)))) hong ng ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong nein das bhutan gender ((ying jin) OR (((yang yi) OR (yang xi)))) hong ng ;.
• Adding a wildcard symbol may retrieve word variants: dong nein das bhutan gender ((ying jin) or (((yang yi) or (yang xi)))) hong ng ;*.