Perhaps you should try some spelling variations:
rates human » frames human, routes human, wages human
sdgs human » das human, des human
sts human » its human, vs human, das human
use rates » dose rates, base rates, use water
young eun » young men
yang fan » zhang fan, yang dean, yang yang
yang jui » yang judy, yang di, yang xi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang fan) or (yang jui))ng ((sdgs human) OR (sts human)) use rates human young eun ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang fan) OR (yang jui))ng ((sdgs human) OR (sts human)) use rates human young eun ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((yang fan) or (yang jui))ng ((sdgs human) OR (sts human)) use rates human young eun ;*".