Perhaps you should try some spelling variations:
cua triet » cua viet, su triet
hieu cao » chieu cao, hieu cac, hieu ca
chat doc » chat hoc, chau doc, thuat doc
va doanh » van doanh, vay doanh, va danh
va triet » va thiet, va trien, ve triet
nang xa » nang x, lang xa, nang ma
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
va dao » ca dao

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky nang xa hoi. hieu cao chat doc ((va doanh) or (va dao)) dau ((cua triet) or (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang xa hoi. hieu cao chat doc ((va doanh) OR (va dao)) dau ((cua triet) OR (va triet)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. hieu cao chat doc ((va doanh) or (va dao)) dau ((cua triet) or (va triet))*.