Perhaps you should try some spelling variations:
trong manh » trong minh, trong anh, trong mach
hoc chieu » ho chieu, hoc hien, hoc dieu
hoc thieu » toc thieu, hoc hien
manh toan » thanh toan, anh tuan, tinh toan
manh cua » doanh cua
toan ban » van ban
ban cua » ban quan

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

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