Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh lai » thanh hai, thanh lap, thanh loi
cham tuc » nham thuc, pham thuc, tham thuc
tru nang » tra nang, tri nang, truc nano
tu sach » thu sach, su sach, te sach
cua tre » cua te, cua triet, dua tren
tuc ban » thuc ban, truc ban, tu ban
ve cham » va cham, ve chat, vu cham
hieu ve » hieu va, hieu van
tu nang » tu nong, tu nano, tu lang
cuu tre » cau tren, cau treo

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 ((tu nang) or (tru nang)) xa hoi. hieu ve cham tuc ban thanh lai ((cua tre) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((tu nang) OR (tru nang)) xa hoi. hieu ve cham tuc ban thanh lai ((cua tre) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: tu sach ((tu nang) or (tru nang)) xa hoi. hieu ve cham tuc ban thanh lai ((cua tre) or (cuu tre))*.