Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
sach ky » sach y, sach ty, sach kem
vai cua » dai cua, hai cua, lai cua
hieu ve » hieu va, hieu van
dang ha » dong ha, dung ha, lang ha
cua tre » cua te, cuu tre, cua triet
ha hoi » hoa hoi, ha noi, xa hoi
ve cam » ve cham, ve cac, va cam
xuc va » tuc va, luc va, xac va
sac ky » cac ky, sai ky

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 ky) or (sac ky)) dang ha hoi. hieu ve cam ((xuc va) or (duc va)) hanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach ky) OR (sac ky)) dang ha hoi. hieu ve cam ((xuc va) OR (duc va)) hanh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: te ((sach ky) or (sac ky)) dang ha hoi. hieu ve cam ((xuc va) or (duc va)) hanh vai cua tre*.