Perhaps you should try some spelling variations:
nganh chung » nhanh chuong, nganh cong, nhanh chong
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
hoc nganh » hoc nhanh
chung hoc » trung hoc, dung hoc, hung hoa
danh nhan » thanh nhan, benh nhan, dung nhan
cach hoi » cach thoi, cach noi, cach hoc
cong hoc » dong hoc, cong hoa, cong coc
tu cach » tu cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cach hoi dap, nghien thu cong hoc nganh chung hoc ma hoa ((danh nhan) OR (doanh nhan)) va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach hoi dap, nghien thu cong hoc nganh chung hoc ma hoa ((danh nhan) OR (doanh nhan)) va".
• Adding a wildcard symbol may retrieve word variants: tu cach hoi dap, nghien thu cong hoc nganh chung hoc ma hoa ((danh nhan) OR (doanh nhan)) va*.