Perhaps you should try some spelling variations:
thanh lam » thanh lap, hanh lam, thanh nam
su triet » su viet, su tien, ve triet
va thanh » gia thanh, ban thanh, va tinh
nang co » nang cao, nang doc, nang noi
van cau » van dau, van chat, toan cau
van hau » van ha, van hai, van dau
su sach » so sach, vu sach
te sach » toc sach
co hoi » co hoc, co loi
lam su » lai su, lam so, lam vu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sach) or (su sach)) ky nang co hoi. hieu ((van cau) OR (van hau)) duc va thanh lam su triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (su sach)) ky nang co hoi. hieu ((van cau) OR (van hau)) duc va thanh lam su triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) or (su sach)) ky nang co hoi. hieu ((van cau) OR (van hau)) duc va thanh lam su triet".
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (su sach)) ky nang co hoi. hieu ((van cau) OR (van hau)) duc va thanh lam su triet*.