Perhaps you should try some spelling variations:
nhanh khoa » nhan khoa, nganh khoa, hang khoa
sach hoc » cach hoc, sach hoi, mach hoc
dong hoc » dong co, dong luc
khoa hoc » hoa hoc
van luan » van quan, van tuan, von luan
tu sach » thu sach, su sach, te sach
hai van » thai van, ha van, hai tan
hoc xa » hoc ma
xa hai » xa thai, xua hai, xa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach hoc tap, nghien cuu ((dong hoc) or (nang luc)) nhanh khoa hoc xa hai van luan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach hoc tap, nghien cuu ((dong hoc) OR (nang luc)) nhanh khoa hoc xa hai van luan van.
• Adding a wildcard symbol may retrieve word variants: tu sach hoc tap, nghien cuu ((dong hoc) or (nang luc)) nhanh khoa hoc xa hai van luan van*.