Perhaps you should try some spelling variations:
danh sinh » dang sinh, danh vinh, tinh sinh
pham duy » pham duc
su triet » su tien, ve triet
thi hanh » thi thanh
cham duc » pham duc, cham soc, phan duc
va danh » va dinh, va dan, va hanh
te sach » toc sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
su viet » so viet

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang xa hoi. thi hanh ((cham duc) OR (pham duy)) va danh sinh ((su triet) OR (su viet))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang xa hoi. thi hanh ((cham duc) or (pham duy)) va danh sinh ((su triet) OR (su viet))~".
• Adding a wildcard symbol may retrieve word variants: te sach ky nang xa hoi. thi hanh ((cham duc) or (pham duy)) va danh sinh ((su triet) OR (su viet))*.