Perhaps you should try some spelling variations:
nhanh thang » nhanh thanh, nhanh quang, hanh trang
nhanh dong » hanh dong, nhanh chong, anh dong
thong cong » trong cong, tong cong, thong thong
cua thong » cua thuong, cua khong, cua tong
ho trieu » mot trieu, 25 trieu, 30 trieu
hoa mau » hoa may, hoa dau, hoa muu
hoa cau » hoa cac, hoa dau, hoa chat

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho trieu tinh - ((nhanh dong) or (nhanh thang)) cua thong cong trinh ((hoa mau) OR (hoa cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho trieu tinh - ((nhanh dong) OR (nhanh thang)) cua thong cong trinh ((hoa mau) OR (hoa cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho trieu tinh - ((nhanh dong) or (nhanh thang)) cua thong cong trinh ((hoa mau) OR (hoa cau))".
• Adding a wildcard symbol may retrieve word variants: ho trieu tinh - ((nhanh dong) or (nhanh thang)) cua thong cong trinh ((hoa mau) OR (hoa cau))*.