Perhaps you should try some spelling variations:
hanh trang » thanh trung, canh tranh, hanh trinh
hoac khong » hoa khong, hoc khong, hay khong
khong cong » thong cong, khong cang, chong cong
theo chu » theo chieu, cho chu, chao chu
chu xanh » chu manh, chieu xanh, chua xang
anh tang » anh bang, anh dang, anh nang
cong tac » cong ty
tac toan » tap toan, tam toan, hach 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: theo chu xanh - ((hanh trang) or (anh tang)) hoac khong cong tac toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo chu xanh - ((hanh trang) OR (anh tang)) hoac khong cong tac toan ban*.