Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
dang hari » dang hai
wei wang » wei yang, wen wang, wei shang
guan via » guan li
plan via » plan evian, plan a, plan vmp
yang jie » yang jin, yang di, yang jui
wang li » wang lei, wang lin, tang li

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

• Performing a fuzzy search may retrieve terms with similar spellings: wei wang ((guan via) OR (plan via)) ai ((((wang yang) or (wang li))) or (yang jie)) dang hari ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wei wang ((guan via) OR (plan via)) ai ((((wang yang) OR (wang li))) OR (yang jie)) dang hari ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wei wang ((guan via) OR (plan via)) ai ((((wang yang) or (wang li))) or (yang jie)) dang hari ;".
• Adding a wildcard symbol may retrieve word variants: wei wang ((guan via) OR (plan via)) ai ((((wang yang) or (wang li))) or (yang jie)) dang hari ;*.