Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
thanh tung » thanh cong
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
thi nhung » thi nang, thi hong, thi huong
tung thi » tang thi, dung thi, tong thi
cong san » cong tac
than cau » than cap, thanh chau, thanh mau
phan cau » phan dau, phan cac, phan tu
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 thieu tinh - thanh tung thi nhung cong san ((((than cau) OR (phan cau))) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - thanh tung thi nhung cong san ((((than cau) OR (phan cau))) OR (toan cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu tinh - thanh tung thi nhung cong san ((((than cau) OR (phan cau))) or (toan cau))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - thanh tung thi nhung cong san ((((than cau) OR (phan cau))) or (toan cau))*.