Perhaps you should try some spelling variations:
test housing » cost housing, era housing, tested using
bonds being » bonds using, bonds rating
wang liang » wang yang
test using » tests using, tested using, testing using
zhang dai » zhang fan, zhang wei, zhang yan
being sin » being seen, being design, being silent
yang » lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liang ((zhang dai) or (yang di)) ((test housing) OR (test using)) bonds being sin ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang ((zhang dai) OR (yang di)) ((test housing) OR (test using)) bonds being sin ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang ((zhang dai) or (yang di)) ((test housing) OR (test using)) bonds being sin ;".
• Adding a wildcard symbol may retrieve word variants: wang liang ((zhang dai) or (yang di)) ((test housing) OR (test using)) bonds being sin ;*.