Perhaps you should try some spelling variations:
trong manh » trong minh, trong anh, trong mach
doi chieu » doc hieu, doi chi, mot chieu
tang luan » dung luan
manh toan » thanh toan, anh tuan, tinh toan
ho chieu » theo chieu, hoc thieu, mot chieu
tang cua » mang cua, hang cua, thong cua
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((ho chieu) OR (doi chieu)) xanh - anh ((tang cua) or (tang luan)) dung trong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (doi chieu)) xanh - anh ((tang cua) OR (tang luan)) dung trong manh toan ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho chieu) OR (doi chieu)) xanh - anh ((tang cua) or (tang luan)) dung trong manh toan ban*".