Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
phan cong » thanh cong
trinh han » trinh quan
anh dang » anh dong, anh dung, anh bang
ban cong » bang cong, van cong, ban huong
han cau » hang cau, phan cau, van 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 - ((anh dang) or (nhanh quang)) cua ((ban cong) OR (phan cong)) trinh han cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((anh dang) OR (nhanh quang)) cua ((ban cong) OR (phan cong)) trinh han cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((anh dang) or (nhanh quang)) cua ((ban cong) OR (phan cong)) trinh han cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((anh dang) or (nhanh quang)) cua ((ban cong) OR (phan cong)) trinh han cau*.