Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh loi » thanh hoa, thanh hai, thanh lap
cau theo » cau thi, cau tao
sach ty » sach y, sach tu, sach thu
cua tre » cua te, cuu tre, cua triet
tuc ban » thuc ban, truc ban, tu ban
tu sach » thu sach, su sach, te sach
nang xa » nang x, lang xa, nang ma
ty nang » ky nang, ty xang, ty hang
ve cac » vien cac

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