Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
sach thi » sach thu, sach thieu, sach tham
sach tai » sach bai, sach tham, sach dao
hanh vai » hanh vi, hanh tai, hanh van
hanh va » hang va, hanh vi
hieu ve » hieu va, hieu van
hang xa » hoang xa, hang va, hang ca
xuc va » duc va, tuc va, luc va
ve cam » ve cham, ve cac, va cam

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 thi) OR (sach tai)) hang xa hoi. hieu ve cam xuc va ((hanh vai) or (hanh va)) cua viet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach thi) OR (sach tai)) hang xa hoi. hieu ve cam xuc va ((hanh vai) OR (hanh va)) cua viet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach thi) OR (sach tai)) hang xa hoi. hieu ve cam xuc va ((hanh vai) or (hanh va)) cua viet".
• Adding a wildcard symbol may retrieve word variants: tu ((sach thi) OR (sach tai)) hang xa hoi. hieu ve cam xuc va ((hanh vai) or (hanh va)) cua viet*.