Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hanh vai » hanh vi, hanh va, hanh tai
bieu cam » dieu cam, dieu can, hieu cac
tang ma » mang may, tang van
sach ky » sac ky, sach y, sach ty
nang ma » sang ma, nang cao, mang may
vai cua » dai cua, hai cua, lai cua
te sach » toc sach
xuc va » duc va, luc va, xac va
tuc va » thuc va, truc va, tuc xa

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