Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
cac thuc » cach thuc, cac thu, can thuc
nang xa » nang x, lang xa, nang ma
van cac » van hac, van cau, van bac
thuc va » thuc vat, thuc dan, thuc day
va hanh » van hanh, va thanh, va danh
vai cua » dai cua, lai cua, bai cua
hai cua » thai cua, dai cua, hoi cua
tu dan » tuc dan, tu ban, cu dan
dan ky » van ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu dan ky nang xa hoi. hieu van cac thuc va hanh ((vai cua) or (hai cua)) tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu dan ky nang xa hoi. hieu van cac thuc va hanh ((vai cua) OR (hai cua)) tre.
• Adding a wildcard symbol may retrieve word variants: tu dan ky nang xa hoi. hieu van cac thuc va hanh ((vai cua) or (hai cua)) tre*.