Perhaps you should try some spelling variations:
hoc trien » hoc tren, hoc truyen, buoc trien
chinh cua » chinh ca, chinh sua, hinh cua
dong cong » duong cong, dung cong, dang cong
hoc tien » hoc tieng, hoc hien, hoc vien
cua dong » chua dong, cua cong, cua dang
cong san » cong tac
toan tap » toan ban
toan cao » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((hoc trien) OR (hoc tien)) kinh - hanh chinh cua dong cong san ((toan tap) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc trien) OR (hoc tien)) kinh - hanh chinh cua dong cong san ((toan tap) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc trien) OR (hoc tien)) kinh - hanh chinh cua dong cong san ((toan tap) or (toan cao))".
• Adding a wildcard symbol may retrieve word variants: ((hoc trien) OR (hoc tien)) kinh - hanh chinh cua dong cong san ((toan tap) or (toan cao))*.