Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
hanh lam » thanh lap, hanh kem, hanh va
ban hanh » ban hang
cua tre » cua te, cuu tre, dua tren
luc ban » duc ban, cuc ban, luc bat
cam luc » cam xuc, cau luc
te sach » toc sach
tu nano » truc nano
tu nang » tru nang, tu nong, tu lang
va cam » va cham, va cac, va cao
x hoi » xa hoi, o hoi, x ho

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) OR (tu nano)) x hoi. lieu va cam luc ban hanh lam ((cua tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((tu nang) OR (tu nano)) x hoi. lieu va cam luc ban hanh lam ((cua tre) OR (cua triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((tu nang) OR (tu nano)) x hoi. lieu va cam luc ban hanh lam ((cua tre) or (cua triet))".
• Adding a wildcard symbol may retrieve word variants: te sach ((tu nang) OR (tu nano)) x hoi. lieu va cam luc ban hanh lam ((cua tre) or (cua triet))*.