Perhaps you should try some spelling variations:
ve triet » va trien, su triet
ve cham » va cham, ve chat, vu cham
dinh du » dinh duc, dinh cu, dinh tu
danh du » danh dau, danh tu, anh du
te sach » toc sach
sach ky » sac ky, sach y, sach ty
nang ma » tang ma, sang ma, nang cao
ve cac » va cac, vien cac
xuc va » duc va, tuc va, luc va
ma hoi » mai hoi, xa hoi, ma hoa

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 hoi. hieu ((ve cac) or (ve cham)) xuc va ((danh du) OR (dinh du)) ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky nang ma hoi. hieu ((ve cac) OR (ve cham)) xuc va ((danh du) OR (dinh du)) ve triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky nang ma hoi. hieu ((ve cac) or (ve cham)) xuc va ((danh du) OR (dinh du)) ve triet*".