Perhaps you should try some spelling variations:
nhanh dong » hanh dong, nhanh chong, anh dong
hoc nhanh » hoc nganh, hoc phan
dong hong » dong thong, dong huong, duong hong
danh nhan » thanh nhan, benh nhan, dung nhan
mach hoc » cach hoc, dich hoc, anh hoc
hong mat » phong mat, duong mat, hoang mai
tu mach » tu cach, tu manh, tu hach
mat hoi » mai hoi, sat hoi, mat troi
mo hoc » mon hoc, co hoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu mach hoc tap, nghien cuu mo hoc nhanh dong hong mat hoi ((danh nhan) OR (doanh nhan)) tai~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu mach hoc tap, nghien cuu mo hoc nhanh dong hong mat hoi ((danh nhan) OR (doanh nhan)) tai".
• Adding a wildcard symbol may retrieve word variants: tu mach hoc tap, nghien cuu mo hoc nhanh dong hong mat hoi ((danh nhan) OR (doanh nhan)) tai*.