Perhaps you should try some spelling variations:
hanh trinh » canh tranh
vat dung » van dung, viet dung, mat duong
cong san » cong tac
va tinh » may tinh
va dung » van dung, va duong, va ung
san tao » sang tao, san bao, san tay
tao cao » bao cao, toan cao
ho va » ho van, nho va, tho va

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho va tinh - ((hanh trinh) or (hanh chinh)) ((va dung) OR (vat dung)) cong san tao cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho va tinh - ((hanh trinh) OR (hanh chinh)) ((va dung) OR (vat dung)) cong san tao cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho va tinh - ((hanh trinh) or (hanh chinh)) ((va dung) OR (vat dung)) cong san tao cao".
• Adding a wildcard symbol may retrieve word variants: ho va tinh - ((hanh trinh) or (hanh chinh)) ((va dung) OR (vat dung)) cong san tao cao*.