Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
chao kha » cao kha, chai khoa, thao khoa
kha nang » phap nang, ky nang, ki nang
vat dung » van dung, viet dung, mat duong
cong dan » cong san, cong tan, huong dan
dan phan » doan phan, dan chan, van phan
phan cau » phan dau, phan cac, phan tu
va dung » van dung, va duong, va ung

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

• Performing a fuzzy search may retrieve terms with similar spellings: chao kha nang - hanh trang ((((va dung) or (tin dung))) or (vat dung)) cong dan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao kha nang - hanh trang ((((va dung) OR (tin dung))) OR (vat dung)) cong dan phan cau.
• Adding a wildcard symbol may retrieve word variants: chao kha nang - hanh trang ((((va dung) or (tin dung))) or (vat dung)) cong dan phan cau*.