Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
trinh qua » trinh quan, trinh cua, trinh quang
dung cong » dung trong
qua dung » quang dung, su dung, qua song
cong san » cong tac
than cau » phan cau, thanh chau, thanh mau
toan cau » toan cao, toan ban, toan tap
than cap » khan cap, thanh lap, thanh cac

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 - hanh trinh qua dung cong san ((((than cau) or (toan cau))) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh trinh qua dung cong san ((((than cau) OR (toan cau))) OR (than cap)).
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh trinh qua dung cong san ((((than cau) or (toan cau))) or (than cap))*.