Perhaps you should try some spelling variations:
truong va » truong dai, truong cao, truong dao
va triet » va thiet, va trien, ve triet
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
va cham » va chat, va tham
truc va » thuc vat, trung va
thuc va » thuc vat, thuc dan, thuc day
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 va cham ((((truc va) or (thuc va))) or (truong va)) hanh vi va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang xa hoi. hieu va cham ((((truc va) OR (thuc va))) OR (truong va)) hanh vi va triet.
• Adding a wildcard symbol may retrieve word variants: su sach y nang xa hoi. hieu va cham ((((truc va) or (thuc va))) or (truong va)) hanh vi va triet*.