Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
trang cua » tang cua, trung cua, thang cua
tranh cua » doanh cua, manh cua
cong danh » cuong danh, cong dan, cong thanh
danh toan » manh toan, anh toan, dan toan
yen tinh » tuyen tinh
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: doc ((diep tinh) or (yen tinh)) - hanh ((trang cua) OR (tranh cua)) nhung cong danh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doc ((diep tinh) OR (yen tinh)) - hanh ((trang cua) OR (tranh cua)) nhung cong danh toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doc ((diep tinh) or (yen tinh)) - hanh ((trang cua) OR (tranh cua)) nhung cong danh toan cau".
• Adding a wildcard symbol may retrieve word variants: doc ((diep tinh) or (yen tinh)) - hanh ((trang cua) OR (tranh cua)) nhung cong danh toan cau*.