Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
tranh hang » trinh han, tran hoang
hoc thieu » toc thieu, hoc hien
tran hong » tran hoang, tran trong
dang cong » dung cong
cong dan » cong san, cong tan, huong dan
phan cau » phan dau, phan cac, phan tu
va dang » van dang, va nang, va lang
can cau » van cau, ban cau, ca cau

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 xanh - ((tranh hang) or (tran hong)) va dang cong dan ((phan cau) or (can cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((tranh hang) OR (tran hong)) va dang cong dan ((phan cau) OR (can cau)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((tranh hang) or (tran hong)) va dang cong dan ((phan cau) or (can cau))*.