Perhaps you should try some spelling variations:
thu sach » tu sach, thuat sach, thuoc sach
hieu van » hieu va, thien van, lieu va
mang cua » manh cua, dung cua, ban cua
vang cua » hang cua, tang cua, lang cua
va doanh » van doanh, vay doanh, va danh
cau xuc » cam xuc, cau luc, cau truc
van cau » van dau, van hau, van chat
sach ky » sac ky, sach y, sach ty
mai hoi » mai khoi, dai hoi, lai hoi
xuc va » duc va, tuc va, luc va
ma hoi » xa hoi, ma hoa, me hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu sach ky nang ((ma hoi) OR (mai hoi)). hieu van cau xuc va doanh ((vang cua) or (mang cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu sach ky nang ((ma hoi) OR (mai hoi)). hieu van cau xuc va doanh ((vang cua) OR (mang cua)) te*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu sach ky nang ((ma hoi) OR (mai hoi)). hieu van cau xuc va doanh ((vang cua) or (mang cua)) te*".