Perhaps you should try some spelling variations:
thanh tung » thanh cong
thong cong » trong cong, tong cong, thong thong
cua thong » cua thuong, cua khong, cua tong
chu sang » chu bang, chieu sang, chuc nang
thu sang » thu hang, thu san, thu bang
tung cua » trung cua, tuong cua, dung cua
cong san » cong tac
than cau » toan cau, phan cau, thanh chau
than cap » khan cap, thanh lap, thanh cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chu sang) OR (thu sang)) - thanh tung cua thong cong san ((than cau) or (than cap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu sang) OR (thu sang)) - thanh tung cua thong cong san ((than cau) OR (than cap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chu sang) OR (thu sang)) - thanh tung cua thong cong san ((than cau) or (than cap))".
• Adding a wildcard symbol may retrieve word variants: theo ((chu sang) OR (thu sang)) - thanh tung cua thong cong san ((than cau) or (than cap))*.