Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
thanh ca » thanh cha, thanh cac, thanh ha
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
va cham » va chat, va tham
ve cai » va cai, ve tai, ve cau
ve cac » va cac, vien cac
ca cua » co cua
cua te » cua tu

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 nang x ho. hieu ((((ve cai) or (ve cac))) or (va cham)) duc va thanh ca cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang x ho. hieu ((((ve cai) OR (ve cac))) OR (va cham)) duc va thanh ca cua te.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang x ho. hieu ((((ve cai) or (ve cac))) or (va cham)) duc va thanh ca cua te*.