Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
hanh vai » hanh vi, hanh va, hanh tai
ban hanh » ban hang
hieu van » hieu va, thien van, lieu va
van cam » van nam, van lam, van cau
xuc ban » duc ban, cuc ban, quoc ban
ty hang » ly hang, thi hang, thu hang
cua tre » cua te, cuu tre, cua triet
su sach » so sach, vu sach
ca hoi » cau hoi, cua hoi, xa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ((ty hang) or (ty xang)) ca hoi. hieu van cam xuc ban hanh vai ((cua tre) or (cua viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((ty hang) OR (ty xang)) ca hoi. hieu van cam xuc ban hanh vai ((cua tre) OR (cua viet)).
• Adding a wildcard symbol may retrieve word variants: su sach ((ty hang) or (ty xang)) ca hoi. hieu van cam xuc ban hanh vai ((cua tre) or (cua viet))*.