Perhaps you should try some spelling variations:
thong manh » thong minh, thong mang, thong danh
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc chieu » hoc thieu, ho chieu, hoc dieu
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
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 hien)) xanh - hanh tranh cua thong thong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc chieu) OR (hoc hien)) xanh - hanh tranh cua thong thong manh toan ban.
• Adding a wildcard symbol may retrieve word variants: ((hoc chieu) or (hoc hien)) xanh - hanh tranh cua thong thong manh toan ban*.