Perhaps you should try some spelling variations:
nhat thuong » nhat huong, phan thuong, luat thuong
thanh tinh » thanh binh, nhanh tinh, than kinh
chat chong » chat phong, chat luong, chat long
hien hanh » dieu hanh
dong von » dung von, dong co, dong hoc
toan cau » toan cao, toan tap, toan tai
toan ban » van 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 hien hanh - thanh tinh ((nhat thuong) OR (chat chong)) dong von ((toan cau) OR (toan ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc hien hanh - thanh tinh ((nhat thuong) OR (chat chong)) dong von ((toan cau) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - thanh tinh ((nhat thuong) OR (chat chong)) dong von ((toan cau) OR (toan ban))*.