Perhaps you should try some spelling variations:
nghiem thuc » nghiem thuoc, nghiep thuc, nhiem thuc
thuc cong » thuoc cong, thu cong, chuc cong
hoc nhanh » hoc phan
khung hoc » chung hoc, nhung hoc, thuong hoc
sach hoc » cach hoc, sach hoi, mach hoc
nhan tai » hang tai, van tai, toan tai
su sach » so sach, vu sach
hoc xa » hoc ma
hoi ca » hoi cua, hoi cac, hoi cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach hoc tap, nghiem thuc cong ((hoc nganh) OR (hoc nhanh)) khung hoc xa hoi ca nhan tai~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach hoc tap, nghiem thuc cong ((hoc nganh) OR (hoc nhanh)) khung hoc xa hoi ca nhan tai".
• Adding a wildcard symbol may retrieve word variants: su sach hoc tap, nghiem thuc cong ((hoc nganh) OR (hoc nhanh)) khung hoc xa hoi ca nhan tai*.