Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
lieu tinh » trieu tinh, diep tinh, bien tinh
ban trang » banh trang, ban trong, ban tran
trang va » tran van, hang va
cong dan » cong san, cong tan, huong dan
phan cau » phan cac, phan tu, phan lap
phan dau » phan tu, hang dau
ho lieu » so lieu, co lieu, ho kieu

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 - ban trang va nhung cong dan ((phan cau) OR (phan dau))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho lieu tinh - ban trang va nhung cong dan ((phan cau) OR (phan dau))".
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - ban trang va nhung cong dan ((phan cau) OR (phan dau))*.