Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
tieu sang » chieu sang, tieu dung, tiem nang
mang cua » manh cua, ban cua, cong cua
dung cua » dung luan, dung cho
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van 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: theo tieu sang - hanh ((mang cua) OR (dung cua)) nhung cong dan than cao~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo tieu sang - hanh ((mang cua) OR (dung cua)) nhung cong dan than cao".
• Adding a wildcard symbol may retrieve word variants: theo tieu sang - hanh ((mang cua) OR (dung cua)) nhung cong dan than cao*.