Perhaps you should try some spelling variations:
hanh mang » nhanh mang, hanh trang, nhanh lang
hinh hoc » sinh hoc, tin hoc, benh hoc
hoc hanh » hoc nhanh, hoc thanh, hoc anh
mang loc » mang hoc, mang luoi, nang luc
nhan van » nhan va, phan van, nha van
nhan dan » phan dau, gian dan, nhan tai
tu hinh » tu minh, tu hanh, su hinh
mo hoc » mon hoc, co hoc
loc xa » loc xua, hoc xa, loc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu hinh hoc tap, nghien cuu mo hoc hanh mang loc xa hoi va ((nhan van) OR (nhan dan))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu hinh hoc tap, nghien cuu mo hoc hanh mang loc xa hoi va ((nhan van) OR (nhan dan))".
• Adding a wildcard symbol may retrieve word variants: tu hinh hoc tap, nghien cuu mo hoc hanh mang loc xa hoi va ((nhan van) OR (nhan dan))*.