Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
va triet » va thiet, va trien, cua triet
ve triet » va trien, su triet
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cam duc » cao duc, pham duc, nam duoc
dich cu » dich cua, dich vu, dinh cu

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ky nang xa hoi. hieu ve ((cam duc) or (cam xuc)) van dich cu ((va triet) OR (ve triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky nang xa hoi. hieu ve ((cam duc) OR (cam xuc)) van dich cu ((va triet) OR (ve triet))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ky nang xa hoi. hieu ve ((cam duc) or (cam xuc)) van dich cu ((va triet) OR (ve triet))*".