Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hieu lang » chieu sang, hieu quang, nhieu tang
tuong cua » truong cua, huong cua, thong cua
hoi hieu » hoi phieu, hoi tieu, moi hieu
tung cua » trung cua, dung cua, tang cua
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoi hieu lang - thanh ((tung cua) OR (tuong cua)) nhung cong tan toan ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoi hieu lang - thanh ((tung cua) OR (tuong cua)) nhung cong tan toan ban".
• Adding a wildcard symbol may retrieve word variants: hoi hieu lang - thanh ((tung cua) OR (tuong cua)) nhung cong tan toan ban*.