Perhaps you should try some spelling variations:
phan chong » phan cong, phan hong, phap chong
doanh phan » doanh nhan, doan phan, doanh thanh
chong hoc » chung hoc, chong doc, thong hoc
hoa doanh » toan doanh, hoa dan
hinh hoc » sinh hoc, tin hoc, benh hoc
hoc phan » hoc dan, hoc pho
phan van » pham van, thanh van, luan van
anh hoc » sinh hoc, benh hoc, anh khoa
cuu mot » cua mot, cuu mo, huu mot
mot hoc » mon hoc, mo hoc, mot goc

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((anh hoc) OR (hinh hoc)) tap, nghien cuu mot hoc phan chong hoc ma hoa doanh phan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((anh hoc) OR (hinh hoc)) tap, nghien cuu mot hoc phan chong hoc ma hoa doanh phan van*".