Perhaps you should try some spelling variations:
thong duong » tuong duong, thong dung, thong huong
thong dong » thuong dong, thong cong, thong dung
hanh doanh » hang doanh, chinh doanh, doanh doanh
hoc chieu » hoc thieu, ho chieu, hoc dieu
doanh va » doan va, doanh tai, doanh cua
san ban » sang ban, van ban, can 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 chieu) or (hoc hien)) sang - hanh doanh va ((thong dong) OR (thong duong)) thanh san ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc hien)) sang - hanh doanh va ((thong dong) OR (thong duong)) thanh san ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc chieu) or (hoc hien)) sang - hanh doanh va ((thong dong) OR (thong duong)) thanh san ban".
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc hien)) sang - hanh doanh va ((thong dong) OR (thong duong)) thanh san ban*.