Perhaps you should try some spelling variations:
truc van » truc va, thuc van, truc ban
su sach » so sach, vu sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
thuc va » thuc vat, thuc dan, thuc day
hang di » hang doi, hang vi, hang dien
cua tre » cua te, cuu tre, cua triet
va cau » van cau, va dau, va cao
di cua » dai cua, doi cua, de cua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ty nang x hoi. lieu ((va cau) OR (va cac)) ((truc van) or (thuc va)) hang di cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ty nang x hoi. lieu ((va cau) OR (va cac)) ((truc van) OR (thuc va)) hang di cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ty nang x hoi. lieu ((va cau) OR (va cac)) ((truc van) or (thuc va)) hang di cua tre*".