Perhaps you should try some spelling variations:
wang luhang » wang liang, wang lihong, wang susheng
wang huang » wang hua, wang liang, wang yang
wang yuhan » wang yan, wang yidan, fang yuan
juan a » juan j, juan c, julian a
a gene » a genre, a gender, a gentle
line 5 » line _, line 1
line 3 » line _, line 1

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang huang) or (((wang luhang) OR (wang yuhan)))) juan a gene ((line 5) or (line 3)) one abu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang huang) OR (((wang luhang) OR (wang yuhan)))) juan a gene ((line 5) OR (line 3)) one abu ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang huang) or (((wang luhang) OR (wang yuhan)))) juan a gene ((line 5) or (line 3)) one abu ;".
• Adding a wildcard symbol may retrieve word variants: ((wang huang) or (((wang luhang) OR (wang yuhan)))) juan a gene ((line 5) or (line 3)) one abu ;*.