Perhaps you should try some spelling variations:
chieu tinh » trieu tinh, lieu tinh, chau tinh
hanh trinh » canh tranh, hanh chinh
dien anh » tieng anh, dien dan
cuu nang » chuc nang, cam nang, cao nang
cong anh » cong danh, dong anh, hong anh
anh toan » manh toan, anh tuan, thanh toan
toan cau » toan cao, toan ban, toan tap

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) or (dien anh)) - hanh trinh ((cuu nang) or (cuu van)) cong anh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu tinh) OR (dien anh)) - hanh trinh ((cuu nang) OR (cuu van)) cong anh toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu tinh) or (dien anh)) - hanh trinh ((cuu nang) or (cuu van)) cong anh toan cau*.