Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
te sach » toc sach
sach tu » sach thu, cach tu, sach ty
tu nang » tru nang, tu nong, tu nano
nang xa » nang x, lang xa, nang ma
hieu ve » hieu van
hieu va » lieu va, hieu qua
xuc van » duc van, luc van, vuc van
vi cua » vai cua, di cua
cua cu » cua chu, cua cau, cua su

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach tu nang xa hoi. ((hieu ve) OR (hieu va)) cam xuc van hanh vi cua cu~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach tu nang xa hoi. ((hieu ve) OR (hieu va)) cam xuc van hanh vi cua cu".
• Adding a wildcard symbol may retrieve word variants: te sach tu nang xa hoi. ((hieu ve) OR (hieu va)) cam xuc van hanh vi cua cu*.