Perhaps you should try some spelling variations:
trong tuong » trong thuong, trong luong, tuong tuong
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
theo luong » tien luong
hanh tang » hanh trang, anh tang, hanh mang
toan cau » toan cao, toan ban, toan tap
tang ca » tang cua, hang ca, tang ma

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chieu xanh) OR (chieu sach)) - hanh tang ca ((trong tuong) or (theo luong)) tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sach)) - hanh tang ca ((trong tuong) OR (theo luong)) tinh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) OR (chieu sach)) - hanh tang ca ((trong tuong) or (theo luong)) tinh toan cau".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) OR (chieu sach)) - hanh tang ca ((trong tuong) or (theo luong)) tinh toan cau*.