Perhaps you should try some spelling variations:
htinh bang » tinh sang, tinh lang, dinh bang
thong cong » trong cong, tong cong, thong thong
tinh bang » tinh sang, tinh lang, tinh quang
cua thong » cua thuong, cua khong, cua tong
ho chieu » theo chieu, hoc thieu, doi chieu
theo chu » theo chieu, cho chu, chao chu
cong tac » cong ty
tac ban » tai ban, cac ban, tao ban
ban cau » bang cau, ban can, van cau

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 - ((htinh bang) or (tinh bang)) cua thong cong tac ban cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chu)) xanh - ((htinh bang) OR (tinh bang)) cua thong cong tac ban cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chu)) xanh - ((htinh bang) or (tinh bang)) cua thong cong tac ban cau*.