Perhaps you should try some spelling variations:
ravi young » david young, romani young
bank ravi » bank rate, bank api, bank bali
gene bank » gene banks, one bank, genomen bank
young ghi » young choi, hong ghi, young get
tan yong » tan hong, tan kong, tan ying
tan yang » dan yang, tan ying, tao yang
wang » wing, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: (wang or wan) ((tan yong) or (tan yang)) (judy or july) gene bank ravi young ghi ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (wang OR wan) ((tan yong) OR (tan yang)) (judy OR july) gene bank ravi young ghi ;.
• Adding a wildcard symbol may retrieve word variants: (wang or wan) ((tan yong) or (tan yang)) (judy or july) gene bank ravi young ghi ;*.