Perhaps you should try some spelling variations:
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
nganh dong » nganh cong, nhanh dong, nganh nong
thuc cach » thuoc sach, truoc cach, thuc hanh
binh hanh » binh thanh, binh han, dinh thanh
cach hoc » cach thuc, cach thoi, dich hoc
cong hoc » dong hoc, cong coc, cong ho
cong hoa » dong hoa, dong hoc, hang hoa
dong luc » nang luc
hoi binh » hoa binh, hoi tinh, hoi sinh
hanh van » thanh van, khanh van, hanh va
luc xa » tuc xa, buc xa, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuc cach hoc tap, nghien thu ((cong hoc) OR (cong hoa)) nganh dong luc xa hoi binh hanh van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuc cach hoc tap, nghien thu ((cong hoc) OR (cong hoa)) nganh dong luc xa hoi binh hanh van".
• Adding a wildcard symbol may retrieve word variants: thuc cach hoc tap, nghien thu ((cong hoc) OR (cong hoa)) nganh dong luc xa hoi binh hanh van*.