Perhaps you should try some spelling variations:
dong ryangg » dong yang
wang ryan » wang yan, wang yang, wang ban
ryana due » ryan die
based tax » based task
due debt » does debt, pure debt, run debt
bad tax » board tax, land tax, road tax
rong yu » hong yu, rong su, wong yue

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong ryangg) or (wang ryan)) ryana due debt ((bad tax) or (based tax)) rong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong ryangg) OR (wang ryan)) ryana due debt ((bad tax) OR (based tax)) rong yu ;.
• Adding a wildcard symbol may retrieve word variants: ((dong ryangg) or (wang ryan)) ryana due debt ((bad tax) or (based tax)) rong yu ;*.