Perhaps you should try some spelling variations:
thong dinh » thuong dinh, thong minh, phong dinh
cua thong » cua thuong, cua khong, suat thong
dinh chon » dinh cuong, dinh phong, dinh chinh
ho chiet » ho chieu, hoc thiet, hoa thiet
ho thiet » hoc thiet, hoa thiet, so thiet
cua tong » cua cong, cua dong, cua nong
chon tu » con tu, cho tu, choi tu

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) or (ho thiet)) tach - canh tranh ((cua thong) OR (cua tong)) thong dinh chon tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chiet) OR (ho thiet)) tach - canh tranh ((cua thong) OR (cua tong)) thong dinh chon tu.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chiet) or (ho thiet)) tach - canh tranh ((cua thong) OR (cua tong)) thong dinh chon tu".
• Adding a wildcard symbol may retrieve word variants: ((ho chiet) or (ho thiet)) tach - canh tranh ((cua thong) OR (cua tong)) thong dinh chon tu*.