Perhaps you should try some spelling variations:
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
thuc va » thuc dan, thuc day
y nang » ky nang, ly nang, v nang
de tai » de thi, te tai
va cam » va cham, va cac, va cao
vi cua » vai cua, di cua
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: tu sach y nang xa hoi. hieu ((de tai) or (va cam)) ((thuc va) or (thuc vat)) hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y nang xa hoi. hieu ((de tai) OR (va cam)) ((thuc va) OR (thuc vat)) hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: tu sach y nang xa hoi. hieu ((de tai) or (va cam)) ((thuc va) or (thuc vat)) hanh vi cua te*.