Perhaps you should try some spelling variations:
cham duc » pham duc, cham soc, pham duy
te sach » toc sach
va danh » va dinh, va dan, dia danh
va hanh » van hanh, va thanh, ban hanh
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
chau te » chau tho
y nang » ky nang, ly nang, may nang
ma hoi » mai hoi, xa hoi, ma hoa
v nang » va nang, vu nang, van nang

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) OR (v nang)) ma hoi. hieu ve cham duc ((va hanh) or (va danh)) lai chau te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((y nang) OR (v nang)) ma hoi. hieu ve cham duc ((va hanh) OR (va danh)) lai chau te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((y nang) OR (v nang)) ma hoi. hieu ve cham duc ((va hanh) or (va danh)) lai chau te*".