Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trung » thanh trung, hanh trang, manh trung
hoc chieu » hoc thieu, ho chieu, hoc hien
cap nhung » cam nhung, dap nhung, canh nhung
vap nhung » va nhung, ve nhung, voi nhung
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
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: hoc chieu sach - hanh trung ((cap nhung) OR (vap nhung)) cong tan toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sach - hanh trung ((cap nhung) OR (vap nhung)) cong tan toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - hanh trung ((cap nhung) OR (vap nhung)) cong tan toan cau*.