Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
hanh dung » thanh dung, hanh dong, manh dung
cua thong » cua thuong, cua khong, cua tong
thanh cac » hanh cac, thanh bac, thanh ca
anh dung » anh dong, anh huong, sach dung
cong tan » cong tac, cong san, cong thanh
khan cap » khan ap, than cap, khoan cam

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 - ((hanh dung) or (anh dung)) cua thong cong tan ((khan cap) or (thanh cac))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - ((hanh dung) OR (anh dung)) cua thong cong tan ((khan cap) OR (thanh cac)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - ((hanh dung) or (anh dung)) cua thong cong tan ((khan cap) or (thanh cac))*.