Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
hang hang » nang hang, cang thang, hung thang
ho trieu » mot trieu, 25 trieu, 30 trieu
hanh san » thanh san, khach san, thanh son
va thong » va thuong, va phuong, he thong
cong dan » cong san, cong tan, huong dan
toan tap » toan ban
han tap » han tai, nhan tai, nhan tao

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 - ((hang hang) or (hanh san)) va thong cong dan ((han tap) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho trieu tinh - ((hang hang) OR (hanh san)) va thong cong dan ((han tap) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho trieu tinh - ((hang hang) or (hanh san)) va thong cong dan ((han tap) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: ho trieu tinh - ((hang hang) or (hanh san)) va thong cong dan ((han tap) OR (toan tap))*.