Perhaps you should try some spelling variations:
yang july » yang judy, yang jui, yang jun
can david » sahn david, juan david, alan david
jan david » juan david, sahn david, alan david
young ghi » young choi, hong ghi, young hr
young get » young let, young ages, young men
yan yang » yang yang, yao yang, dan yang
wang » wing, wan, 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 yan yang july genome ((can david) OR (jan david)) ((young ghi) or (young get)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan yang july genome ((can david) OR (jan david)) ((young ghi) OR (young get)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan yang july genome ((can david) OR (jan david)) ((young ghi) or (young get)) ;".
• Adding a wildcard symbol may retrieve word variants: wang yan yang july genome ((can david) OR (jan david)) ((young ghi) or (young get)) ;*.