Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
quang dung » quang trung, ung dung, cuong dung
mot chieu » doi chieu, ho chieu
hoc thieu » toc thieu, hoc hien
dung cong » dung trong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan tap » toan ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (hoc thieu)) sang - ((hanh trinh) OR (canh tranh)) quang dung cong tan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (hoc thieu)) sang - ((hanh trinh) OR (canh tranh)) quang dung cong tan toan tap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((mot chieu) or (hoc thieu)) sang - ((hanh trinh) OR (canh tranh)) quang dung cong tan toan tap".
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (hoc thieu)) sang - ((hanh trinh) OR (canh tranh)) quang dung cong tan toan tap*.