Perhaps you should try some spelling variations:
sach van » sach han, sach va, bach van
van nang » van quang, van ban, van dong
cham xuc » cam xuc, chat xuc, cham soc
ban hanh » ban hang
ve triet » va trien
su triet » su viet, su tien
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham

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