Perhaps you should try some spelling variations:
trinh toan » tinh toan, thanh toan, trinh han
doi chieu » doc hieu, doi chi, ho chieu
hoi phieu » co phieu, hai chieu, hoi chiu
manh hung » anh huong
dung cong » dung trong
hoi hieu » hoi tieu, moi hieu, thoi hien
hung cap » cung cap, hung ca, trung cap
cap dung » ap dung, cao dung, chan dung
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: ((hoi hieu) or (((hoi phieu) OR (doi chieu)))) lang - manh hung cap dung cong trinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoi hieu) OR (((hoi phieu) OR (doi chieu)))) lang - manh hung cap dung cong trinh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoi hieu) or (((hoi phieu) OR (doi chieu)))) lang - manh hung cap dung cong trinh toan ban".
• Adding a wildcard symbol may retrieve word variants: ((hoi hieu) or (((hoi phieu) OR (doi chieu)))) lang - manh hung cap dung cong trinh toan ban*.