Perhaps you should try some spelling variations:
cham xuc » chat xuc, cham soc, pham duc
ban hanh » ban hang
va trien » va truyen, va thiet, va tuyen
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
y nang » ky nang, ly nang, v nang
vi va » vi van, vai va, vu va

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 ((cham xuc) or (cam xuc)) ((van ban) or (ban hanh)) vi va trien~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang xa hoi. hieu ve ((cham xuc) OR (cam xuc)) ((van ban) OR (ban hanh)) vi va trien.
• Adding a wildcard symbol may retrieve word variants: su sach y nang xa hoi. hieu ve ((cham xuc) or (cam xuc)) ((van ban) or (ban hanh)) vi va trien*.