Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
cua thong » cua thuong, cua khong, cua tong
anh nang » ganh nang, anh bang, anh dang
nang cua » mang cua, hang cua, nang dua
cong san » cong tac
phan cau » phan cac, phan tu, phan lap
phan dau » phan tu, hang dau
chu han » chu van
chuc » thuc, chua, phuc

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 han) or (chuc nang)) - anh nang cua thong cong san ((phan cau) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chu han) OR (chuc nang)) - anh nang cua thong cong san ((phan cau) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: theo ((chu han) or (chuc nang)) - anh nang cua thong cong san ((phan cau) or (phan dau))*.