Perhaps you should try some spelling variations:
kho tang » cao tang
thuc van » thuc vat, thuc dan, thuc va
van hanh » van thanh, ban hanh, van anh
ky tang » ky nang, ky dang, ky trong
hieu va » lieu va, hieu qua
vu sai » vu hai, vu san, vu dai
vi cua » vai cua, di cua
cua tu » cua tuc, cua su, cua cu
va am » va lam, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sai ((ky tang) OR (kho tang)) van hoa. hieu va am thuc van hanh vi cua tu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sai ((ky tang) OR (kho tang)) van hoa. hieu va am thuc van hanh vi cua tu".
• Adding a wildcard symbol may retrieve word variants: vu sai ((ky tang) OR (kho tang)) van hoa. hieu va am thuc van hanh vi cua tu*.