Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
hanh vai » hanh vi, hanh va, hanh tai
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, va danh
van cau » van dau, van hau, van chat
sach tu » sach thu, cach tu, sach uu
lang xa » lang ha, dang xay, lang van
sach ty » sach y, sach thu, xach tay
van cac » van hac, van bac, dan cac
xuc va » duc va, tuc va, luc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu ((sach tu) or (sach ty)) lang xa hoi. hieu ((van cac) or (van cau)) xuc va hanh vai cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu ((sach tu) OR (sach ty)) lang xa hoi. hieu ((van cac) OR (van cau)) xuc va hanh vai cua viet.
• Adding a wildcard symbol may retrieve word variants: vu ((sach tu) or (sach ty)) lang xa hoi. hieu ((van cac) or (van cau)) xuc va hanh vai cua viet*.