Perhaps you should try some spelling variations:
thanh cac » hanh cac, thanh bac, tranh cac
thanh ca » thanh cha, thanh ha, thanh va
su sach » so sach, vu sach
va cam » va cham, va cac, va cao
y nang » ky nang, ly nang, v nang
ve cai » va cai, ve cac, ve tai
cua te » cua tu
x hoi » xa hoi, o hoi, x ho

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