Perhaps you should try some spelling variations:
nhanh thong » nhanh chong, nhanh thang, nhan thong
thuat sach » thuat lanh, thuat san
nghien cac » nghiep cach, nghien cuu, nghiep cay
hoc nhanh » hoc nganh, hoc phan
thong hoa » thong khoa, thong ha, thong hoc
cac cong » cua cong
cong hoc » dong hoc, cong hoa, cong coc
cua nhan » ca nhan, cua ngan, cua nha
nhan van » nhan dan, nhan va, phan van
vu sach » vu bach, su sach, vu khach
hoi cua » hoi chuc

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((thuat sach) or (vu sach)) hoc tap, nghien cac cong hoc nhanh thong hoa xa hoi cua nhan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((thuat sach) OR (vu sach)) hoc tap, nghien cac cong hoc nhanh thong hoa xa hoi cua nhan van.
• Adding a wildcard symbol may retrieve word variants: ((thuat sach) or (vu sach)) hoc tap, nghien cac cong hoc nhanh thong hoa xa hoi cua nhan van*.