Perhaps you should try some spelling variations:
phu san » phi san, thuy san
danh vi » hanh vi, dinh vi, danh di
hieu su » hieu sau, tieu su, hieu so
su chat » su phat, du chat, so chat
lai hoi » dai hoi, lai hoa, lai roi
ky tang » ky nang, ky dang, kho tang
ky sang » ky nang, ky dang, duy sang
xuc va » duc va, luc va, xac va
tuc va » thuc va, truc va, tuc xa
vi cua » vai cua, di cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: phu san ((ky sang) or (ky tang)) lai hoi. hieu su chat ((xuc va) OR (tuc va)) danh vi cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: phu san ((ky sang) OR (ky tang)) lai hoi. hieu su chat ((xuc va) OR (tuc va)) danh vi cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "phu san ((ky sang) or (ky tang)) lai hoi. hieu su chat ((xuc va) OR (tuc va)) danh vi cua te".
• Adding a wildcard symbol may retrieve word variants: phu san ((ky sang) or (ky tang)) lai hoi. hieu su chat ((xuc va) OR (tuc va)) danh vi cua te*.