Perhaps you should try some spelling variations:
su triet » su viet, su tien
ve triet » va trien
ban hanh » ban hang
cham xuc » cam xuc, chat xuc, cham soc
xuc ban » duc ban, cuc ban, quoc ban
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
hoc anh » hoc nganh, hoc nhanh, ngoc anh
va cham » va chat, va tham
v nang » va nang, vu nang, van nang

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) or (hoc anh)) v nang xa hoi. lieu va cham xuc ban hanh vi ((ve triet) OR (su triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (hoc anh)) v nang xa hoi. lieu va cham xuc ban hanh vi ((ve triet) OR (su triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) or (hoc anh)) v nang xa hoi. lieu va cham xuc ban hanh vi ((ve triet) OR (su triet))".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) or (hoc anh)) v nang xa hoi. lieu va cham xuc ban hanh vi ((ve triet) OR (su triet))*.