Perhaps you should try some spelling variations:
thanh trien » thanh tien, thanh truyen, thanh vien
chiet tach » chieu sach
thuat tang » thuat trang, thuat tong, thuat mang
thuat bang » thuat ban, thuat mang, thuat nang
dang thanh » dong thanh, hoang thanh, quang thanh
dang hanh » ban hanh, dang van, dang hung
ho chiet » ho chieu, ho thiet, hoc thiet

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - thanh trien ((thuat tang) OR (thuat bang)) cuong ((dang thanh) or (dang hanh)) san~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - thanh trien ((thuat tang) OR (thuat bang)) cuong ((dang thanh) OR (dang hanh)) san.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - thanh trien ((thuat tang) OR (thuat bang)) cuong ((dang thanh) or (dang hanh)) san".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - thanh trien ((thuat tang) OR (thuat bang)) cuong ((dang thanh) or (dang hanh)) san*.