Perhaps you should try some spelling variations:
chau tho » chat thom, cau thi, phu tho
cach cua » mach cua, cach dua, canh cua
va thanh » gia thanh, ban thanh, va tinh
chau phu » chau phi, chau au, cho phu
cac cua » cac qua, ca cua, tac cua
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
hieu va » lieu va, hieu qua
nang ma » tang ma, sang ma, nang cao
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: su sach ky nang ma hoi. hieu va ((chau phu) or (chau tho)) va thanh ((cac cua) OR (cach cua)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang ma hoi. hieu va ((chau phu) OR (chau tho)) va thanh ((cac cua) OR (cach cua)) triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ky nang ma hoi. hieu va ((chau phu) or (chau tho)) va thanh ((cac cua) OR (cach cua)) triet".
• Adding a wildcard symbol may retrieve word variants: su sach ky nang ma hoi. hieu va ((chau phu) or (chau tho)) va thanh ((cac cua) OR (cach cua)) triet*.