Perhaps you should try some spelling variations:
nhiet nang » nhiet dong, viet nang, nhieu tang
cong thanh » dong thanh, cong trinh, cong tan
hoc nhiet » hoc thiet, hoc nghien, hoc hien
trang cua » tang cua, trung cua, thang cua
tranh cua » doanh cua, manh cua
cong manh » cong danh, duong manh, hoang manh
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 nhiet nang - hanh ((trang cua) or (tranh cua)) nhung ((cong manh) OR (cong thanh)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc nhiet nang - hanh ((trang cua) OR (tranh cua)) nhung ((cong manh) OR (cong thanh)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc nhiet nang - hanh ((trang cua) or (tranh cua)) nhung ((cong manh) OR (cong thanh)) toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc nhiet nang - hanh ((trang cua) or (tranh cua)) nhung ((cong manh) OR (cong thanh)) toan cau*.