Perhaps you should try some spelling variations:
thuat lanh » thuat lap, thuat san
nghien huu » nghien cuu, nguyen huu, nhiem huu
doanh khoa » toan khoa
van thanh » ban thanh, van tuan
thanh van » thanh san, thanh toan, thanh phan
lanh hoc » anh hoc, danh hoc, thanh hoc
khoa hoc » hoa hoc
mot hoc » mon hoc, mo hoc, bot hoc
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: thuat lanh hoc tap, nghien huu ((mot hoc) OR (mot goc)) doanh khoa hoc xa hai van thanh van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuat lanh hoc tap, nghien huu ((mot hoc) OR (mot goc)) doanh khoa hoc xa hai van thanh van".
• Adding a wildcard symbol may retrieve word variants: thuat lanh hoc tap, nghien huu ((mot hoc) OR (mot goc)) doanh khoa hoc xa hai van thanh van*.