Perhaps you should try some spelling variations:
va thanh » gia thanh, ban thanh, va tinh
thanh vi » hanh vi, thanh va, thanh ve
tu cach » tu cac
cua tre » cuu tre, cua triet, dua tren
te sach » toc sach
hieu ve » hieu va, hieu van
cau loc » hau loc, cau hoc, cau luc
ve cau » ke cau, va cau, ve cac
loc va » hoc va, luc va
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: ((tu cach) or (te sach)) ky nang x hoi. hieu ve cau loc va thanh vi ((cua tre) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (te sach)) ky nang x hoi. hieu ve cau loc va thanh vi ((cua tre) OR (cua te))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu cach) or (te sach)) ky nang x hoi. hieu ve cau loc va thanh vi ((cua tre) OR (cua te))*".