Perhaps you should try some spelling variations:
thuat san » thuat toan, thuat song, thuat lanh
qua chat » qua nhat, qua cham, luan chat
chat huu » pham huu
nang xa » nang x, lang xa, nang ma
va dinh » van dinh, va kinh, va tinh
te sach » toc sach
huu va » cuu va, tuu va
vai va » mai va, dai va, hai va
vi va » vi van, vu va, bi va

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) or (thuat san)) ky nang xa hoi. hieu qua chat huu va dinh ((vi va) or (vai va)) triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (thuat san)) ky nang xa hoi. hieu qua chat huu va dinh ((vi va) OR (vai va)) triet.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (thuat san)) ky nang xa hoi. hieu qua chat huu va dinh ((vi va) or (vai va)) triet*.