Perhaps you should try some spelling variations:
thanh tuong » thanh thuong, thanh tung, thanh huong
thong cong » trong cong, tong cong, thong thong
hoc chieu » ho chieu, hoc hien, hoc dieu
hoc thieu » toc thieu, hoc hien
tuong tac » cong tac, luong tai, tuong lai
dung cong » dung trong
manh toan » thanh toan, anh tuan, tinh toan
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) or (hoc thieu)) xanh - thanh tuong tac ((thong cong) or (dung cong)) manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc thieu)) xanh - thanh tuong tac ((thong cong) OR (dung cong)) manh toan ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc thieu)) xanh - thanh tuong tac ((thong cong) or (dung cong)) manh toan ban*.