Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
luc nganh » luc ngan, chuc nganh, luat nganh
khong hoc » khung hoc, thong hoc, khong thuoc
cac thanh » bac thanh, cach nhanh, ban thanh
thanh van » thanh san, thanh toan, thanh phan
mach hoc » cach hoc, dich hoc, anh hoc
hinh hoc » sinh hoc, tin hoc, benh hoc
cuu cong » cua cong, thu cong, cac cong
cong luc » dong luc, cong suc, cong duc
hoc cac » hoc cao
hoc xa » hoc ma
xa hoc » xa hoi, va hoc, xa hoa

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) or (hinh hoc)) tap, nghien cuu cong luc nganh khong hoc xa hoc cac thanh van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((mach hoc) OR (hinh hoc)) tap, nghien cuu cong luc nganh khong hoc xa hoc cac thanh van.
• Adding a wildcard symbol may retrieve word variants: tu ((mach hoc) or (hinh hoc)) tap, nghien cuu cong luc nganh khong hoc xa hoc cac thanh van*.