Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
lieu tinh » trieu tinh, diep tinh, bien tinh
cua nhung » va nhung
anh nang » ganh nang, anh bang, anh dang
nang cua » mang cua, hang cua, nang dua
cong tan » cong tac, cong san, cong thanh
ho lieu » so lieu, co lieu, ho kieu
san cau » van cau, can cau, ran cau
ban cau » bang cau, ban can, van cau

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - anh nang cua nhung cong tan ((san cau) OR (ban cau))~.
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - anh nang cua nhung cong tan ((san cau) or (ban cau))*.