Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
phuong doan » phuong loan, phuong hoang, huong dan
chieu xanh » chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, hieu cach
chieu sang » hieu lang, nhieu tang
thanh toan » thanh hoa, thanh san, tinh toan
van nhung » van nhuong, va nhung, van hung
toan van » tran van, toan ban, tan van
doan van » doan va, hoang van, luan van

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((((chieu xanh) OR (chieu sach))) or (chieu sang)) - thanh toan van nhung phuong doan van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((((chieu xanh) OR (chieu sach))) OR (chieu sang)) - thanh toan van nhung phuong doan van ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((((chieu xanh) OR (chieu sach))) or (chieu sang)) - thanh toan van nhung phuong doan van ban".
• Adding a wildcard symbol may retrieve word variants: theo ((((chieu xanh) OR (chieu sach))) or (chieu sang)) - thanh toan van nhung phuong doan van ban*.