Perhaps you should try some spelling variations:
cheng zhang » cheng han, zhen zhang, chen zheng
wang liang » wang yang
wang wang » wang yang, wang yan, wang yong
dong skin » dong bin, dof skin
his last » als last, his host, his land
i last » _ last, a last, 3 last
sin » sign, sind, sein

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang wang liang ((his last) or (i last)) cheng zhang ((dong skin) OR (dong sin)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang wang liang ((his last) OR (i last)) cheng zhang ((dong skin) OR (dong sin)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang wang liang ((his last) or (i last)) cheng zhang ((dong skin) OR (dong sin)) ;".
• Adding a wildcard symbol may retrieve word variants: wang wang liang ((his last) or (i last)) cheng zhang ((dong skin) OR (dong sin)) ;*.