Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
trinh van » trinh han, trinh quan, trinh toan
dang cong » dung cong
hoc danh » hoc dan, hoc hanh, hoc nganh
van dang » van dong, van dung, van nang
hoc anh » hoc nganh, hoc nhanh, ngoc anh
san van » tan van, tran van, dang van
luan » quan, lan

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

• Performing a fuzzy search may retrieve terms with similar spellings: cho ((hoc danh) OR (hoc anh)) - hanh trinh van dang cong ((san van) or (luan van)) ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((hoc danh) OR (hoc anh)) - hanh trinh van dang cong ((san van) OR (luan van)) ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho ((hoc danh) OR (hoc anh)) - hanh trinh van dang cong ((san van) or (luan van)) ban".
• Adding a wildcard symbol may retrieve word variants: cho ((hoc danh) OR (hoc anh)) - hanh trinh van dang cong ((san van) or (luan van)) ban*.