Perhaps you should try some spelling variations:
cach thuc » anh thuc, cac thu
thuc nano » truc nano, thuc hanh, chuc nang
nano mot » hanh mot, han mot, lang mot
va triet » va trien, ve triet, cua triet
thi hanh » thi thanh
hanh lam » thanh lap, hanh kem, hanh va
tu cach » tu cac
dinh ve » dinh van
lam xuc » cam xuc, lam duoc
mot hoi » mot khoi, mot thoi, mo hoi
xuc va » duc va, tuc va, luc va
thiet » thieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cach thuc nano mot hoi. thi hanh lam xuc va ((dinh ve) OR (dinh ket)) ((va triet) or (va thiet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach thuc nano mot hoi. thi hanh lam xuc va ((dinh ve) OR (dinh ket)) ((va triet) OR (va thiet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach thuc nano mot hoi. thi hanh lam xuc va ((dinh ve) OR (dinh ket)) ((va triet) or (va thiet))".
• Adding a wildcard symbol may retrieve word variants: tu cach thuc nano mot hoi. thi hanh lam xuc va ((dinh ve) OR (dinh ket)) ((va triet) or (va thiet))*.