Perhaps you should try some spelling variations:
sach tru » sach truc, sach thu, sach tu
tru nang » tra nang, tri nang, truc nano
ban hanh » ban hang
hanh vai » hanh vi, hanh va, hanh tai
te sach » toc sach
nang ma » tang ma, sang ma, nang cao
van cau » van dau, van hau, van chat
cuc ban » cua ban, cac ban, cuu ban
cua tre » cuu tre, cua triet, dua tren
ma hoi » mai hoi, xa hoi, ma hoa
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 tru nang ma hoi. thien ((van nam) or (van cau)) cuc ban hanh vai ((cua tre) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach tru nang ma hoi. thien ((van nam) OR (van cau)) cuc ban hanh vai ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach tru nang ma hoi. thien ((van nam) or (van cau)) cuc ban hanh vai ((cua tre) OR (cua te))".
• Adding a wildcard symbol may retrieve word variants: te sach tru nang ma hoi. thien ((van nam) or (van cau)) cuc ban hanh vai ((cua tre) OR (cua te))*.