Perhaps you should try some spelling variations:
nguyen thai » nguyen thi, nguyen hai, nguyen thanh
quyen tai » xuyen tai, nguyen tai, truyen tai
khoe cong » khoa cong, hoc cong, cho cong
cong dung » cuong dung, cong dong, cong luong
do khoe » duy khoe
ban ke » ban kem, ban le, ban ky
ban ve » ban va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((quyen tai) or (nguyen thai)) cuc thue đe co ((ban ke) or (ban ve)) do khoe cong dung~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((quyen tai) OR (nguyen thai)) cuc thue đe co ((ban ke) OR (ban ve)) do khoe cong dung.
• Adding a wildcard symbol may retrieve word variants: ((quyen tai) or (nguyen thai)) cuc thue đe co ((ban ke) or (ban ve)) do khoe cong dung*.