Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban thanh » ban hang
ban hanh » ban hang
su sach » so sach, vu sach
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
cam tuc » cam xuc, cam tu, nam thuc
y nang » ky nang, ly nang, v nang
va cam » va cham, va cac, va cao
vi cua » vai cua, di cua

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 cam tuc ((ban thanh) OR (ban hanh)) vi cua triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach y nang xa hoi. hieu va cam tuc ((ban thanh) OR (ban hanh)) vi cua triet".
• Adding a wildcard symbol may retrieve word variants: su sach y nang xa hoi. hieu va cam tuc ((ban thanh) OR (ban hanh)) vi cua triet*.