Perhaps you should try some spelling variations:
thieu tinh » trieu tinh, chieu tinh, thien tinh
nhanh lang » nhanh quang, nhanh thang, nhan dang
hanh dung » thanh dung, anh dung, hanh dong
van phong » van dong, hai phong
phong lap » phong la, phong lam, thong lap
lap dat » luat dat
dat ca » dat cau, dat cua, dat va

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc thieu tinh - ((hanh dung) or (nhanh lang)) luan van phong lap dat ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc thieu tinh - ((hanh dung) OR (nhanh lang)) luan van phong lap dat ca*.