Perhaps you should try some spelling variations:
nhung phuong » nhu phuong, truong phuong, bang phuong
dung phuong » dung thuong, bang phuong, dung chung
theo chieu » theo tieu, ho chieu, theo chu
chieu tinh » trieu tinh, lieu tinh, chau tinh
tien toan » thien toan, dien toan, tien thanh
toan tap » toan ban
manh va » hanh va, minh va, lanh va
anh va » hanh va

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 tinh - canh ((manh va) or (anh va)) ((nhung phuong) OR (dung phuong)) tien toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chieu tinh - canh ((manh va) OR (anh va)) ((nhung phuong) OR (dung phuong)) tien toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu tinh - canh ((manh va) or (anh va)) ((nhung phuong) OR (dung phuong)) tien toan tap".
• Adding a wildcard symbol may retrieve word variants: theo chieu tinh - canh ((manh va) or (anh va)) ((nhung phuong) OR (dung phuong)) tien toan tap*.