Perhaps you should try some spelling variations:
thong cong » trong cong, tong cong, thong thong
ho chieu » theo chieu, hoc thieu, doi chieu
theo chu » theo chieu, cho chu, chao chu
tranh va » tranh van, trang va, trinh va
va thong » va thuong, va phuong, he thong
cong dan » cong san, cong tan, huong dan
phan cau » phan cac, phan tu, phan lap
phan dau » phan tu, hang dau

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 (theo chu)) xanh - canh tranh va thong cong dan ((phan cau) or (phan dau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chu)) xanh - canh tranh va thong cong dan ((phan cau) OR (phan dau)).
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chu)) xanh - canh tranh va thong cong dan ((phan cau) or (phan dau))*.