Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
thanh bac » nhanh bac, thanh bai, thanh san
ban thanh » ban hanh, ban hang
bac cua » ban cua, tac cua, bai cua
tuc ban » thuc ban, truc ban, tu ban
cam tuc » cam xuc, cam tu, nam thuc
su sach » so sach
hieu va » lieu va
nang xa » nang x, lang xa, nang ma
vu sach » vu bach, vu khach
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) or (vu sach)) y nang xa hoi. ((hieu va) OR (hieu qua)) cam tuc ban thanh bac cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (vu sach)) y nang xa hoi. ((hieu va) OR (hieu qua)) cam tuc ban thanh bac cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((su sach) or (vu sach)) y nang xa hoi. ((hieu va) OR (hieu qua)) cam tuc ban thanh bac cua triet".
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (vu sach)) y nang xa hoi. ((hieu va) OR (hieu qua)) cam tuc ban thanh bac cua triet*.