Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh cua » tinh cua, trinh luat, trinh quan
dung cong » dung trong
hach toan » thanh toan, manh toan
ho chieu » theo chieu, hoc thieu, doi chieu
theo chu » theo chieu, cho chu, chao chu
cua dung » cua dang, cua dong, qua dung
tac toan » tap toan, tam toan, tich toan

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)) sang - hanh trinh cua dung cong ((tac toan) or (hach toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho chieu) OR (theo chu)) sang - hanh trinh cua dung cong ((tac toan) OR (hach toan)) cau.
• Adding a wildcard symbol may retrieve word variants: ((ho chieu) or (theo chu)) sang - hanh trinh cua dung cong ((tac toan) or (hach toan)) cau*.