Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
chua tinh » cua tinh, cha tinh, thuat tinh
van dung » van dong, xay dung, tin dung
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » toan cao, toan ban, toan tap
ho chua » ho chung

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

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