Perhaps you should try some spelling variations:
thieu hach » thien hach, chieu sach, hieu cach
hanh trong » hanh trang, anh trong, hinh trong
trong quan » thong quan, tong quan, thong quang
hoc thieu » toc thieu, hoc hien
quan dang » quang dang, quan lang, quan dong
dang cong » dung cong
cong dan » cong san, cong tan, huong dan
phan lap » phan dau
phan cac » nhan cach, phan dau, phan van

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 trong quan dang cong dan ((phan lap) OR (phan cac))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu hach - hanh trong quan dang cong dan ((phan lap) OR (phan cac))*".