Perhaps you should try some spelling variations:
cham xuc » cam xuc, chat xuc, cham soc
tao nano » tao nganh, cao nang, tao cao
van hanh » van thanh, ban hanh, van anh
co sach » cuon sach, hoc sach
cua tre » cua te, cua triet, dua tren
hanh va » hang va, hanh vi
xuc van » duc van, luc van, vuc van
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
nano xa » nano va, nano bac, nano cau
bo sach » hoc sach
cuu tre » cau tren, cau treo

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((co sach) or (bo sach)) tao nano xa hoi. hieu ve cham xuc van hanh va ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((co sach) OR (bo sach)) tao nano xa hoi. hieu ve cham xuc van hanh va ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: ((co sach) or (bo sach)) tao nano xa hoi. hieu ve cham xuc van hanh va ((cua tre) or (cuu tre))*.