Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
thu sach » thuat sach, thuoc sach, thu hoach
ve chat » va chat, van chat
lai cua » dai cua, hai cua, lai chau
anh lai » anh bai, anh tai, gianh lai
van anh » van thanh, tuan anh, van minh
duc van » duc va, duc tan, duc manh
tu sach » su sach, te sach, tu cach
tu nang » tru nang, tu nong, tu nano
ve cham » va cham, vu cham, ve chim
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: ((tu sach) OR (thu sach)) tu nang x hoi. hieu ((ve cham) or (ve chat)) duc van anh lai cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sach) OR (thu sach)) tu nang x hoi. hieu ((ve cham) OR (ve chat)) duc van anh lai cua viet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu sach) OR (thu sach)) tu nang x hoi. hieu ((ve cham) or (ve chat)) duc van anh lai cua viet".
• Adding a wildcard symbol may retrieve word variants: ((tu sach) OR (thu sach)) tu nang x hoi. hieu ((ve cham) or (ve chat)) duc van anh lai cua viet*.