Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
cua triet » cua viet, su triet
thanh moi » thanh loi, thanh hoa, thanh hai
va triet » va thiet, va trien, ve triet
nang xa » nang x, lang xa, nang ma
sang ma » tang ma, nang ma, sang tao
hieu ve » hieu va, hieu van
te bai » te bao, te tai, te ban
tu ban » thu ban, te ban
dam tu » nam tu, cam tu, tam tu
bai ky » ban ky, sai ky, bac ky
ve dam » ven dam, ke dam, va dam

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: te bai ky ((nang xa) or (sang ma)) hoi. hieu ve dam tu ban thanh moi ((cua triet) OR (va triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te bai ky ((nang xa) OR (sang ma)) hoi. hieu ve dam tu ban thanh moi ((cua triet) OR (va triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te bai ky ((nang xa) or (sang ma)) hoi. hieu ve dam tu ban thanh moi ((cua triet) OR (va triet))".
• Adding a wildcard symbol may retrieve word variants: te bai ky ((nang xa) or (sang ma)) hoi. hieu ve dam tu ban thanh moi ((cua triet) OR (va triet))*.