Perhaps you should try some spelling variations:
thanh cat » thanh dat, thanh ca, thanh cac
hanh cat » hanh cac, hanh luat, nhanh cay
cua tre » cua te, cuu tre, cua triet
cac loc » cac lop, cac toc, cac hoc
hieu ve » hieu va, hieu van
van hoi » van hoc, van hoe, van loi
ky lang » ky nang, ky dang, ky tang
ve cac » va cac, vien cac
sac ky » cac ky, sai ky
loc va » hoc va, luc va
vu sac » vu sach, vu san, va sac

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sac ky lang ((van hoi) OR (van hoa)). hieu ve cac loc va ((thanh cat) OR (hanh cat)) cua tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sac ky lang ((van hoi) OR (van hoa)). hieu ve cac loc va ((thanh cat) OR (hanh cat)) cua tre*".