Perhaps you should try some spelling variations:
thong cua » thong quan, huong cua
cong cong » cong dong, trong cong, dung cong
cot lieu » co lieu, vat lieu, so lieu
thong tu » phong tuc, thong tin, thong ke
cong dan » cong san, cong tan, huong dan
dan khan » dan khanh, dan chan, dan than
ho kieu » ho lieu, so kieu, thi kieu
khan ap » khan cap, han ap, khan dam

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho kieu) or (cot lieu)) tinh - thanh ((thong cua) OR (thong tu)) cong cong dan khan ap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho kieu) OR (cot lieu)) tinh - thanh ((thong cua) OR (thong tu)) cong cong dan khan ap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho kieu) or (cot lieu)) tinh - thanh ((thong cua) OR (thong tu)) cong cong dan khan ap".
• Adding a wildcard symbol may retrieve word variants: ((ho kieu) or (cot lieu)) tinh - thanh ((thong cua) OR (thong tu)) cong cong dan khan ap*.