Perhaps you should try some spelling variations:
canh trinh » canh tranh, hanh trinh, anh trinh
rung trong » trung trong, dung trong, cung trong
trong manh » trong minh, trong anh, trong mach
hoc thieu » toc thieu
canh tinh » hanh tinh, manh tinh, canh tranh
manh toan » thanh toan, anh tuan, tinh toan
toan ban » van ban
ve rung » le trung, he trung, va trung

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 (hoc hien)) xanh - ((canh trinh) OR (canh tinh)) ve rung trong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc thieu) OR (hoc hien)) xanh - ((canh trinh) OR (canh tinh)) ve rung trong manh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc thieu) or (hoc hien)) xanh - ((canh trinh) OR (canh tinh)) ve rung trong manh toan ban".
• Adding a wildcard symbol may retrieve word variants: ((hoc thieu) or (hoc hien)) xanh - ((canh trinh) OR (canh tinh)) ve rung trong manh toan ban*.