Perhaps you should try some spelling variations:
thuc nano » truc nano, thuc hanh, chuc nang
cach thuc » anh thuc, cac thu
va triet » va trien, ve triet, cua triet
nano mot » hanh mot, han mot, lang mot
thi hanh » thi thanh
lam duoc » nam duoc, luat duoc, lam thuoc
tu cach » tu cac
mot hoi » mot khoi, mot thoi, mo hoi
lam xuc » cam xuc
va dinh » van dinh, va kinh, va tinh
dinh ve » dinh ket, dinh van
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) OR (lam duoc)) va dinh ve ((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) OR (lam duoc)) va dinh ve ((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) OR (lam duoc)) va dinh ve ((va triet) or (va thiet))".
• Adding a wildcard symbol may retrieve word variants: tu cach thuc nano mot hoi. thi hanh ((lam xuc) OR (lam duoc)) va dinh ve ((va triet) or (va thiet))*.