Perhaps you should try some spelling variations:
thien van » thi van
van hanh » van thanh, ban hanh, van anh
cham xuc » cam xuc, chat xuc, cham soc
van cham » van chat, van tham, va cham
su triet » su viet, su tien, ve triet
tang ma » mang may, tang van
nang ma » sang ma, nang cao, mang may
va hanh » va thanh, va danh, ban hanh
te sach » toc sach
sach v » sach va, sach y, sach 2

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

• If you are trying to use Boolean operators, they must be ALL CAPS: te sach v ((nang ma) OR (tang ma)) hoi. thien van cham xuc ((va hanh) OR (van hanh)) va su triet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach v ((nang ma) OR (tang ma)) hoi. thien van cham xuc ((va hanh) or (van hanh)) va su triet~".
• Adding a wildcard symbol may retrieve word variants: te sach v ((nang ma) OR (tang ma)) hoi. thien van cham xuc ((va hanh) or (van hanh)) va su triet*.