Perhaps you should try some spelling variations:
dung luong » dung thuong, dung phuong, dung truong
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
doanh cua » doanh luan
luong tai » dung tai, luong va
manh cua » ban cua
tai toan » bai toan, tap toan, tai tuan
toan cau » toan cao, toan ban, toan tap

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 ((manh cua) or (doanh cua)) dung luong tai toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh ((manh cua) OR (doanh cua)) dung luong tai toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((manh cua) or (doanh cua)) dung luong tai toan cau*.