Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hoc chiet » hoc thiet, hoc hien, hoc viet
hoc nhiet » hoc thiet, hoc nghien, hoc hien
cp thuong » ca thuong, chap thuong, cao thuong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
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 chiet) or (hoc nhiet)) tach - hanh trinh ((cp thuong) or (va thuong)) cong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chiet) OR (hoc nhiet)) tach - hanh trinh ((cp thuong) OR (va thuong)) cong tan toan ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc chiet) or (hoc nhiet)) tach - hanh trinh ((cp thuong) or (va thuong)) cong tan toan ban*.