Perhaps you should try some spelling variations:
thieu hach » thien hach, chieu sach, hieu cach
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
chinh tai » chinh tri
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than cao » toan cao, thai cao, than cap
tinh va » tich va, trinh van, trinh vat

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 hach - hanh ((tinh va) or (chinh tai)) nhung cong dan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu hach - hanh ((tinh va) OR (chinh tai)) nhung cong dan than cao.
• Adding a wildcard symbol may retrieve word variants: hoc thieu hach - hanh ((tinh va) or (chinh tai)) nhung cong dan than cao*.