Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh tai » thanh hai, thanh toan, doanh tai
hieu van » hieu va, thien van, lieu va
hanh lai » hanh lam, hanh tai, thanh lap
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
van cac » van hac, van cau, van bac
cac dac » cac dan, cac dai, cac bac
y nang » ky nang, ly nang, v nang
dac va » duc va, day va, dat va

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach y nang xa hoi. hieu van cac dac va ((hanh lai) or (thanh tai)) cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang xa hoi. hieu van cac dac va ((hanh lai) OR (thanh tai)) cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sach y nang xa hoi. hieu van cac dac va ((hanh lai) or (thanh tai)) cua triet*.