Perhaps you should try some spelling variations:
lieu tinh » trieu tinh, diep tinh, bien tinh
dan cong » dang cong, van cong, dan dong
cong san » cong tac
bang cau » hang cau, bang cac, nang cao
ho lieu » so lieu, co lieu, ho kieu
cua dan » cua dang, cua ban, ca dan
can cau » van cau, ban cau, ca cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho lieu tinh - ((thanh tung) or (thanh cong)) cua dan cong san ((can cau) or (bang cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - ((thanh tung) OR (thanh cong)) cua dan cong san ((can cau) OR (bang cau)).
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - ((thanh tung) or (thanh cong)) cua dan cong san ((can cau) or (bang cau))*.