Perhaps you should try some spelling variations:
nhung doanh » nhung danh, dung doanh, nhung don
thieu quan » thieu quang, thien quan, hieu quan
hang doanh » hanh doanh, van doanh, dung doanh
hoc thieu » toc thieu, hoc hien
va phuong » va thuong, cac phuong
thong tai » truong tai, thong tin, hang tai
thong cap » thong cac, trung cap, thong cua
quan cau » quang cao, toan cau, quan ha

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu quan - ((hang doanh) OR (nhung doanh)) va phuong ((thong tai) or (thong cap)) quan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu quan - ((hang doanh) OR (nhung doanh)) va phuong ((thong tai) OR (thong cap)) quan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu quan - ((hang doanh) OR (nhung doanh)) va phuong ((thong tai) or (thong cap)) quan cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu quan - ((hang doanh) OR (nhung doanh)) va phuong ((thong tai) or (thong cap)) quan cau*.