Perhaps you should try some spelling variations:
sang tao » hang tai
ban nhan » ban than, van nhan, ban thanh
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty sang » ty xang, ty hang, duy sang
hieu ve » hieu va, hieu van
cua tre » cuu tre, cua triet, dua tren
ve cap » ve cac, le cap, ve cai
cua te » cua tu

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 ty sang tao boi. hieu ve cap cuu ((ban nhan) or (ban phap)) lap ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty sang tao boi. hieu ve cap cuu ((ban nhan) OR (ban phap)) lap ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: te sach ty sang tao boi. hieu ve cap cuu ((ban nhan) or (ban phap)) lap ((cua tre) or (cua te))*.