Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
hanh trang » thanh trung, canh tranh, minh trang
quang dung » quang trung, ung dung, cuong dung
lieu tinh » trieu tinh, diep tinh, bien tinh
cong tac » cong ty
toan tap » toan ban
ho lieu » so lieu, co lieu, ho kieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho lieu tinh - ((hanh trang) or (hanh trinh)) quang dung ((cong san) or (cong tac)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho lieu tinh - ((hanh trang) OR (hanh trinh)) quang dung ((cong san) OR (cong tac)) toan tap.
• Adding a wildcard symbol may retrieve word variants: ho lieu tinh - ((hanh trang) or (hanh trinh)) quang dung ((cong san) or (cong tac)) toan tap*.