Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
chieu sang » chieu sach, chieu xanh, hieu lang
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
cua nhung » va nhung
tinh cua » trinh cua, sinh cua, tinh chat
cong tan » cong tac, cong san, cong thanh
toan cao » toan tap
toan ban » van ban
ha tinh » va tinh, may tinh

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((ha tinh) or (chieu sang)) - hanh tinh cua nhung cong tan ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((ha tinh) OR (chieu sang)) - hanh tinh cua nhung cong tan ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho ((ha tinh) or (chieu sang)) - hanh tinh cua nhung cong tan ((toan cao) or (toan ban))*.