Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
dung tuong » dung thuong, dung truong, dung trong
hoc thieu » toc thieu, hoc hien
manh qua » manh quan, manh cua, hanh qua
danh qua » hanh qua, doanh quan, manh quan
lai toan » bai toan, lap toan, lai thanh
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 qua) or (danh qua)) dung tuong lai toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh ((manh qua) OR (danh qua)) dung tuong lai toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh ((manh qua) or (danh qua)) dung tuong lai toan cau*.