Perhaps you should try some spelling variations:
cong truong » cuong truong, cong thuong, cong trong
hanh trinh » canh tranh, hanh chinh
cong tuong » cong thuong, cong trong, cong luong
hoc thieu » toc thieu, hoc hien
trinh thi » trinh tai, dinh thi, trinh tu
hoc hieu » hoc hien, doc hieu, hoc dieu
dan toan » van toan, dan than, manh 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: ((hoc hieu) OR (hoc thieu)) nganh - hanh trinh thi ((cong tuong) or (cong truong)) dan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((hoc hieu) OR (hoc thieu)) nganh - hanh trinh thi ((cong tuong) OR (cong truong)) dan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((hoc hieu) OR (hoc thieu)) nganh - hanh trinh thi ((cong tuong) or (cong truong)) dan toan ban".
• Adding a wildcard symbol may retrieve word variants: ((hoc hieu) OR (hoc thieu)) nganh - hanh trinh thi ((cong tuong) or (cong truong)) dan toan ban*.