Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
nhung cong » dung cong, thong cong, hang cong
tieu sang » chieu sang, tieu dung, tiem nang
hanh mang » nhanh mang, nhanh lang, thanh hang
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
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: theo tieu sang - ((hanh mang) or (hanh trang)) va nhung cong tac toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo tieu sang - ((hanh mang) OR (hanh trang)) va nhung cong tac toan cao.
• Adding a wildcard symbol may retrieve word variants: theo tieu sang - ((hanh mang) or (hanh trang)) va nhung cong tac toan cao*.