Perhaps you should try some spelling variations:
luan thong » luan phong, luat thong, xuan thong
luan tuong » luan luong, luat thuong, xuan truong
chau tinh » cuu tinh, ha tinh, cac tinh
hanh dung » thanh dung, anh dung, hanh dong
thong tan » thong than, thong tran, thong tin
cua tinh » cua sinh, va tinh, ha tinh
tan toan » tan tran, tap toan, van toan
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: theo ((chau tinh) or (cua tinh)) - hanh dung ((luan thong) OR (luan tuong)) thong tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chau tinh) OR (cua tinh)) - hanh dung ((luan thong) OR (luan tuong)) thong tan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chau tinh) or (cua tinh)) - hanh dung ((luan thong) OR (luan tuong)) thong tan toan cau".
• Adding a wildcard symbol may retrieve word variants: theo ((chau tinh) or (cua tinh)) - hanh dung ((luan thong) OR (luan tuong)) thong tan toan cau*.