Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
van thanh » ban thanh, van tuan
cua triet » su triet, va triet
cua viet » ca viet, hoa viet, cua vat
te sach » toc sach
sach ky » sac ky, sach y, sach ty
hieu ve » hieu va, hieu van
ve bac » ve bao, ve cac, ve ban
bo van » vo van, so van, do van
x hoi » xa hoi, o hoi, x ho

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang x hoi. hieu ve bac bo van thanh vai ((cua triet) OR (cua viet))~".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang x hoi. hieu ve bac bo van thanh vai ((cua triet) OR (cua viet))*.