Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
tranh he » trinh he, tranh ha, tinh he
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
phan cau » phan dau, phan cac, phan tu
phan lap » phan dau

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 - canh tranh he thong ((cong dan) or (cong tan)) ((phan cau) or (phan lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - canh tranh he thong ((cong dan) OR (cong tan)) ((phan cau) OR (phan lap)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - canh tranh he thong ((cong dan) or (cong tan)) ((phan cau) or (phan lap))*.