Perhaps you should try some spelling variations:
thuat lanh » thuat lap, thuat san
nghien huu » nghien cuu, nguyen huu, nhiem huu
van thanh » ban thanh, van tuan
thanh van » thanh san, thanh toan, thanh phan
lanh hoc » anh hoc, danh hoc, thanh hoc
huu toan » huu tuan, cuu toan, huy toan
hoc toan » hoc tan, hop toan, hoa toan
hoc tang » hoc bang, hoc tan, hoc tieng
khoa hoc » hoa hoc
hoi van » hoi va, hoi dan, hai van
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuat lanh hoc tap, nghien huu toan ((hoc toan) or (hoc tang)) khoa hoc xa hoi van thanh van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuat lanh hoc tap, nghien huu toan ((hoc toan) OR (hoc tang)) khoa hoc xa hoi van thanh van.
• Adding a wildcard symbol may retrieve word variants: thuat lanh hoc tap, nghien huu toan ((hoc toan) or (hoc tang)) khoa hoc xa hoi van thanh van*.