Perhaps you should try some spelling variations:
phuong thanh » phong thanh, truong thanh, phuong thao
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
nhu phuong » thu phuong, nhung phuong, thi phuong
thanh toan » thanh hoa, thanh san, tinh toan
tran van » luan van
toan cau » toan cao, toan ban, toan tap

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 sach - hanh ((((trang va) OR (tran van))) OR (hang va)) nhu phuong thanh toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - hanh ((((trang va) OR (tran van))) OR (hang va)) nhu phuong thanh toan cau".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - hanh ((((trang va) OR (tran van))) OR (hang va)) nhu phuong thanh toan cau*.