Perhaps you should try some spelling variations:
so sach » so sanh, bo sach, co sach
nang xa » nang x, lang xa, nang ma
va dinh » van dinh, va kinh, va tinh
di cua » dai cua, doi cua, de cua
va dan » ca dan, va dao, va dau
ve cai » va cai, ve cac, ve tai
y nang » ky nang, ly nang, v nang
ve cap » ve cac, le cap, ve cau
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach y nang xa hoi. hieu ((ve cap) or (ve cai)) nuoc ((va dan) or (va dinh)) di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach y nang xa hoi. hieu ((ve cap) OR (ve cai)) nuoc ((va dan) OR (va dinh)) di cua te.
• Adding a wildcard symbol may retrieve word variants: so sach y nang xa hoi. hieu ((ve cap) or (ve cai)) nuoc ((va dan) or (va dinh)) di cua te*.