Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
ve triet » va trien, su triet
nam thuc » nam thuoc, am thuc, nam thu
thanh va » thanh van, hanh va, thanh ha
su tien » su kien, su hien, tu tieng
su sach » so sach, vu sach
cam tuc » cam xuc, cam tu, dam thuc
hieu ve » hieu va, hieu van
nang xa » nang x, lang xa, nang ma
y nang » ky nang, ly nang, v nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach y nang xa hoi. hieu ve ((cam tuc) or (nam thuc)) ban thanh va ((su tien) or (ve triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang xa hoi. hieu ve ((cam tuc) OR (nam thuc)) ban thanh va ((su tien) OR (ve triet)).
• Adding a wildcard symbol may retrieve word variants: su sach y nang xa hoi. hieu ve ((cam tuc) or (nam thuc)) ban thanh va ((su tien) or (ve triet))*.