Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
thieu sach » chieu sach, thien hach, hieu cach
trang cua » tranh cua, tang cua, trung cua
dung cong » dung trong
tran chau » tranh chap, tran huu
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong thanh
tran cao » toan cao, trang cho, tranh cac
hieu ca » hieu cac, hieu cua, hieu va

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((thieu sach) or (hieu ca)) - hanh trang cua dung cong tan ((tran cao) OR (tran chau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu sach) OR (hieu ca)) - hanh trang cua dung cong tan ((tran cao) OR (tran chau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu sach) or (hieu ca)) - hanh trang cua dung cong tan ((tran cao) OR (tran chau))".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu sach) or (hieu ca)) - hanh trang cua dung cong tan ((tran cao) OR (tran chau))*.