Perhaps you should try some spelling variations:
chat truc » cau truc, chat xuc
hieu cao » chieu cao, hieu cac, hieu ca
danh dai » danh dau, danh sai, vanh dai
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
truc va » thuc va, thuc vat, trung va
danh di » danh du, xanh di, danh dien
cua tre » cua te, cuu tre, cua triet

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 xa hoi. hieu cao chat truc va ((danh dai) or (danh di)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang xa hoi. hieu cao chat truc va ((danh dai) OR (danh di)) cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xa hoi. hieu cao chat truc va ((danh dai) or (danh di)) cua tre*.