Perhaps you should try some spelling variations:
thanh vai » thanh hai, thanh van, thanh tai
cau treo » cau theo, cau tren, cau triet
va thanh » gia thanh, ban thanh, va tinh
sach tu » sach thu, cach tu, sach ty
cua tre » cua te, cuu tre, cua triet
so sach » so sanh, bo sach, co sach
nang xa » nang x, lang xa, nang ma
tu nang » tru nang, tu nong, tu nano
cuu va » cuu van, cuu ve
ve cap » le cap, ve cai, ve cau
ve cac » va cac, vien cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach tu nang xa hoi. hieu ((ve cap) OR (ve cac)) cuu va thanh vai ((cua tre) or (cau treo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach tu nang xa hoi. hieu ((ve cap) OR (ve cac)) cuu va thanh vai ((cua tre) OR (cau treo)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach tu nang xa hoi. hieu ((ve cap) OR (ve cac)) cuu va thanh vai ((cua tre) or (cau treo))".
• Adding a wildcard symbol may retrieve word variants: so sach tu nang xa hoi. hieu ((ve cap) OR (ve cac)) cuu va thanh vai ((cua tre) or (cau treo))*.