Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
chua nang » chua xang, kha nang, cuu nang
cua trong » cua truong, cua trung, ca trong
qua trong » quan trong, qua trinh, qua song
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan ban
chuc » thuc, chu, phuc

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chua nang) or (chuc nang)) - hanh tranh ((cua trong) OR (qua trong)) cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chua nang) OR (chuc nang)) - hanh tranh ((cua trong) OR (qua trong)) cong tac toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chua nang) or (chuc nang)) - hanh tranh ((cua trong) OR (qua trong)) cong tac toan tap".
• Adding a wildcard symbol may retrieve word variants: theo ((chua nang) or (chuc nang)) - hanh tranh ((cua trong) OR (qua trong)) cong tac toan tap*.