Perhaps you should try some spelling variations:
cham duc » pham duc, cham soc, pham duy
te sach » toc sach
dinh di » dinh du, dinh vi, danh di
va dinh » van dinh, va kinh, va tinh
va cham » va chat, va tham
hieu va » lieu va, hieu qua
vu nang » vuc nang, va nang, vu dang
v nang » va nang, van nang, voi nang
cua tu » cua tuc, cua su, cua cu
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: te sach ((v nang) or (vu nang)) x hoi. hieu va cham duc va dinh di ((cua te) or (cua tu))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((v nang) OR (vu nang)) x hoi. hieu va cham duc va dinh di ((cua te) OR (cua tu)).
• Adding a wildcard symbol may retrieve word variants: te sach ((v nang) or (vu nang)) x hoi. hieu va cham duc va dinh di ((cua te) or (cua tu))*.