Perhaps you should try some spelling variations:
doanh doanh » toan doanh, doanh hoan, doanh thanh
chieu tinh » trieu tinh, lieu tinh, chau tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
luan nang » luan van, van nang, luan san
nang cong » nang song, dang cong, bang cong
san thanh » ban thanh, van thanh, son thanh
san than » sang than, ban than, van than

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu tinh - ((kinh doanh) or (doanh doanh)) luan nang cong ((san than) OR (san thanh)) cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu tinh - ((kinh doanh) OR (doanh doanh)) luan nang cong ((san than) OR (san thanh)) cap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu tinh - ((kinh doanh) or (doanh doanh)) luan nang cong ((san than) OR (san thanh)) cap".
• Adding a wildcard symbol may retrieve word variants: hoc chieu tinh - ((kinh doanh) or (doanh doanh)) luan nang cong ((san than) OR (san thanh)) cap*.