Perhaps you should try some spelling variations:
nhung cong » thong cong, hang cong, nhung don
hoc thieu » toc thieu, hoc hien
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
dung cong » dung trong
doc hieu » toc thieu, hoc hien
tinh cua » trinh cua, sinh cua, tinh chat
anh quan » anh tuan, ban quan, anh nhan
quan cau » quang cao, toan cau, quan ha

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) or (doc hieu)) xanh - hanh tinh cua ((nhung cong) OR (dung cong)) anh quan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (doc hieu)) xanh - hanh tinh cua ((nhung cong) OR (dung cong)) anh quan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (doc hieu)) xanh - hanh tinh cua ((nhung cong) OR (dung cong)) anh quan cau".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (doc hieu)) xanh - hanh tinh cua ((nhung cong) OR (dung cong)) anh quan cau*.