Perhaps you should try some spelling variations:
trong manh » trong minh, trong anh, trong mach
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
tang luan » dung luan
manh toan » thanh toan, anh tuan, tinh toan
tang cua » hang cua, thong cua, quang cua
mang cua » manh cua, dung cua, ban 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: hoc chieu xanh - anh ((((tang cua) OR (mang cua))) or (tang luan)) dung trong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - anh ((((tang cua) OR (mang cua))) OR (tang luan)) dung trong manh toan ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - anh ((((tang cua) OR (mang cua))) or (tang luan)) dung trong manh toan ban*".