Perhaps you should try some spelling variations:
hieu cao » chieu cao, hieu cac, hieu ca
ban hanh » ban hang
tang dai » tang tai, tang dan, lang dai
chat xuc » chat huu, cam xuc, chao xu
hieu va » lieu va, hieu qua
xuc ban » duc ban, cuc ban, quoc ban
ky tang » ky nang, ky dang, kho tang
dai hoi » dai hoc, dai hai, dai moi
vi cua » vai cua, di cua
tu bac » tu ban, tu cac, tu bat
tu san » thu san, tu ban, tu can
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu bac) or (tu san)) ky tang dai hoi. ((hieu cao) or (hieu va)) chat xuc ban hanh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu bac) OR (tu san)) ky tang dai hoi. ((hieu cao) OR (hieu va)) chat xuc ban hanh vi cua te.
• Adding a wildcard symbol may retrieve word variants: ((tu bac) or (tu san)) ky tang dai hoi. ((hieu cao) or (hieu va)) chat xuc ban hanh vi cua te*.