Perhaps you should try some spelling variations:
va triet » va thiet, va trien, ve triet
hieu van » hieu va, thien van, lieu va
va thanh » gia thanh, ban thanh, va tinh
ban hanh » ban hang
cac xuc » cam xuc, cac nuoc, chat xuc
su sach » vu sach
nang xa » nang x, lang xa, nang ma
tu nang » tru nang, tu nong, tu nano
so sach » so sanh, bo sach, co sach
van cac » van hac, van cau, van bac
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) OR (so sach)) tu nang xa hoi. hieu van cac xuc ((ban hanh) or (va thanh)) vi va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) tu nang xa hoi. hieu van cac xuc ((ban hanh) OR (va thanh)) vi va triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) OR (so sach)) tu nang xa hoi. hieu van cac xuc ((ban hanh) or (va thanh)) vi va triet*".