Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
hanh vai » hanh vi, hanh tai, hanh van
te sach » toc sach
hanh va » hang va, hanh vi
cam tuc » cam xuc, cam tu, nam thuc
van cam » van nam, van lam, van cau
sach ky » sac ky, sach y, sach ty
danh ma » danh ca, hanh ma, danh va
cua tre » cua te, cuu tre, cua triet
anh ma » anh mau, hanh ma, anh va

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 ((danh ma) OR (anh ma)) hoa. hieu van cam tuc xa ((hanh vai) or (hanh va)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((danh ma) OR (anh ma)) hoa. hieu van cam tuc xa ((hanh vai) OR (hanh va)) cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ky ((danh ma) OR (anh ma)) hoa. hieu van cam tuc xa ((hanh vai) or (hanh va)) cua tre".
• Adding a wildcard symbol may retrieve word variants: te sach ky ((danh ma) OR (anh ma)) hoa. hieu van cam tuc xa ((hanh vai) or (hanh va)) cua tre*.