Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trinh » canh tranh, hanh chinh
hoc chieu » hoc thieu, ho chieu, hoc hien
trinh cua » tinh cua, trinh luat, trinh quan
dang cong » dung cong
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 chieu tinh - hanh trinh cua ((thanh cong) or (dang cong)) tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu tinh - hanh trinh cua ((thanh cong) OR (dang cong)) tan toan ban.
• Adding a wildcard symbol may retrieve word variants: hoc chieu tinh - hanh trinh cua ((thanh cong) or (dang cong)) tan toan ban*.