Perhaps you should try some spelling variations:
hien bien » dien bien, khien dien, hien nhien
cua viet » hoa viet, cua vat, cua dieu
bien cac » vien cac, dien cac, bien ca
hanh tai » thanh tai, hang tai, han tai
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
ca viet » va viet, co viet, hoa viet
cac xuc » cam xuc, cac nuoc, chat xuc
xuc va » duc va, tuc va, luc va
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 ky nang x hoi. hien bien cac xuc va ((hanh tai) or (hanh vi)) ((cua viet) or (ca viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang x hoi. hien bien cac xuc va ((hanh tai) OR (hanh vi)) ((cua viet) OR (ca viet)).
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang x hoi. hien bien cac xuc va ((hanh tai) or (hanh vi)) ((cua viet) or (ca viet))*.