Perhaps you should try some spelling variations:
hoc nganh » hoc nhanh
danh nhan » doanh nhan, thanh nhan, benh nhan
mach hoc » cach hoc, dich hoc, anh hoc
nong hoc » dong hoc, nong thon, duong hoc
nang hoc » nang doc, nang luc, dong hoc
hoi danh » hop danh, hoi dan, hoc danh
nhan van » nhan dan, nhan va, phan van
mo hoc » mon hoc, co hoc
tim » time

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

• Performing a fuzzy search may retrieve terms with similar spellings: tim mach hoc tap, nghien cuu mo hoc nganh ((nong hoc) or (nang hoc)) xa hoi danh nhan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tim mach hoc tap, nghien cuu mo hoc nganh ((nong hoc) OR (nang hoc)) xa hoi danh nhan van.
• Adding a wildcard symbol may retrieve word variants: tim mach hoc tap, nghien cuu mo hoc nganh ((nong hoc) or (nang hoc)) xa hoi danh nhan van*.