Perhaps you should try some spelling variations:
hieu kem » hieu ky, hieu ve
chuc va » thuc va, thuc vat
phuc va » phuc vu, thuc va, thuc vat
vu hanh » vu khanh, vu thanh, du hanh
hanh ky » hanh kem
hieu ke » chieu ke, hieu ky, hieu ve
lang xa » lang ha, dang xay, lang van
ky lang » ky nang, ky dang, ky tang
cua tre » cua te, cuu tre, cua triet
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu hanh ky lang xa hoi. ((hieu ke) or (hieu kem)) cau ((phuc va) OR (chuc va)) hanh vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu hanh ky lang xa hoi. ((hieu ke) OR (hieu kem)) cau ((phuc va) OR (chuc va)) hanh vi cua tre*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu hanh ky lang xa hoi. ((hieu ke) or (hieu kem)) cau ((phuc va) OR (chuc va)) hanh vi cua tre*".