Perhaps you should try some spelling variations:
van hoan » van hoang, van hoa, van toan
te sach » toc sach
nang xa » nang x, lang xa, nang ma
va cham » va chat, va tham
xuc van » duc van, luc van, vuc van
hoan di » hoan doi, khoan di, hoang dai
su viet » so viet
y nang » ky nang, ly nang, v nang
va cam » va cac, va cao, va cai
di su » doi su, ki su, da su

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach y nang xa hoi. hieu ((va cam) or (va cham)) xuc van hoan di su viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang xa hoi. hieu ((va cam) OR (va cham)) xuc van hoan di su viet.
• Adding a wildcard symbol may retrieve word variants: te sach y nang xa hoi. hieu ((va cam) or (va cham)) xuc van hoan di su viet*.