Perhaps you should try some spelling variations:
amin zhang » anming zhang, limin zhang, amin hong
dong sina » dong bin, dong ping
wang yang » wang yan, wang liang, wang yanling
yulu chen » yu chen
zhang wei » zhen wei
chen tan » chen tain, chen yang, chen jian
tan amin » tan xin
sina » signa, sinda, skina
sin » sign, sind, skin

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((dong sina) or (wang yang))) or (dong sin)) (yama OR rama) yulu chen tan amin zhang wei ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((dong sina) OR (wang yang))) OR (dong sin)) (yama OR rama) yulu chen tan amin zhang wei ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((dong sina) or (wang yang))) or (dong sin)) (yama OR rama) yulu chen tan amin zhang wei ;".
• Adding a wildcard symbol may retrieve word variants: ((((dong sina) or (wang yang))) or (dong sin)) (yama OR rama) yulu chen tan amin zhang wei ;*.