Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban thanh » ban hanh, ban hang
thanh vi » hanh vi, thanh va, thanh ve
soc ban » hoc ban, coc ban, so ban
ve cham » va cham, ve chat, vu cham
sach ky » sac ky, sach y, sach ty
te sach » toc sach
sang ma » tang ma, nang ma, sang tao
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
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 ky ((nang xa) or (sang ma)) hoi. hieu ve cham soc ban thanh vi ((cua te) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky ((nang xa) OR (sang ma)) hoi. hieu ve cham soc ban thanh vi ((cua te) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: te sach ky ((nang xa) or (sang ma)) hoi. hieu ve cham soc ban thanh vi ((cua te) or (cua triet))*.