Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
canh trinh » canh tranh, hanh trinh, canh tinh
hoc thieu » toc thieu, hoc hien
trinh han » trinh quan
dung cong » dung trong
han dung » chan dung, han duong, hanh dung
cong dan » cong san, cong tan, huong dan
phan cau » phan dau, phan cac, phan lap

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