Perhaps you should try some spelling variations:
thanh trung » thanh tung
thieu tinh » trieu tinh, chieu tinh, thien tinh
hanh trinh » hanh chinh
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » 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: hoc thieu tinh - ((((hanh trinh) or (canh tranh))) or (thanh trung)) cua nhung cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu tinh - ((((hanh trinh) OR (canh tranh))) OR (thanh trung)) cua nhung cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu tinh - ((((hanh trinh) or (canh tranh))) or (thanh trung)) cua nhung cong san toan cau*.