Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
cham duc » pham duc, cham soc, pham duy
va thanh » gia thanh, va tinh, le thanh
sang tao » hang tai
lam cua » nam cua, lam chat
lap cua » lai cua, tap cua, ap cua
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
tao hoi » tao khoi, tao boi, tay hoi
ky sang » ky nang, ky dang, ky tang

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky sang tao hoi. hieu ve cham duc ((va thanh) OR (ban thanh)) ((lap cua) or (lam cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky sang tao hoi. hieu ve cham duc ((va thanh) OR (ban thanh)) ((lap cua) OR (lam cua)) tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sach ky sang tao hoi. hieu ve cham duc ((va thanh) OR (ban thanh)) ((lap cua) or (lam cua)) tre".
• Adding a wildcard symbol may retrieve word variants: tu sach ky sang tao hoi. hieu ve cham duc ((va thanh) OR (ban thanh)) ((lap cua) or (lam cua)) tre*.