Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
mot chieu » doi chieu
ho chieu » theo chieu, hoc thieu, doi chieu
tang cua » hang cua, tang luan, thong cua
mang cua » manh cua, dung cua, ban cua
cong tan » cong tac, cong san, cong thanh
tan than » tan thanh, tan tran, ban than
than cao » toan cao, thai cao, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (ho chieu)) xanh - hanh ((tang cua) OR (mang cua)) nhung cong tan than cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (ho chieu)) xanh - hanh ((tang cua) OR (mang cua)) nhung cong tan than cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((mot chieu) or (ho chieu)) xanh - hanh ((tang cua) OR (mang cua)) nhung cong tan than cao".
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (ho chieu)) xanh - hanh ((tang cua) OR (mang cua)) nhung cong tan than cao*.