Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, canh tinh
dong thanh » truong thanh
thanh toan » thanh hoa, thanh san, tinh toan
hoc thieu » hoc hien
vung dong » cong dong
trinh va » trinh van, trinh vat, trinh ve
toan cao » toan ban, toan tap
va vung » van vung, vat vung, 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: ((hoc thieu) or (toc thieu)) sang - canh trinh va vung dong thanh toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (toc thieu)) sang - canh trinh va vung dong thanh toan cao*.