Perhaps you should try some spelling variations:
costs missing » costs arising, costs timing, costs using
test housing » cost housing, test using, era housing
costs rising » costs arising, costs driving, costs timing
wang yang » wang yan, wang liang, wang yanling
bang dai » zhang dai
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: wang yang ((bang dai) or (wang li)) test housing ((costs rising) OR (costs missing)) us ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang ((bang dai) OR (wang li)) test housing ((costs rising) OR (costs missing)) us ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang ((bang dai) or (wang li)) test housing ((costs rising) OR (costs missing)) us ;".
• Adding a wildcard symbol may retrieve word variants: wang yang ((bang dai) or (wang li)) test housing ((costs rising) OR (costs missing)) us ;*.