Perhaps you should try some spelling variations:
van triet » va triet, van thiet, van trieu
thanh hoa » thanh pho
ban thanh » ban hanh, ban hang
cham cuu » cap cuu, chat cua
hieu va » lieu va, hieu qua
va cham » va chat, va tham
nang xa » lang xa, nang ma, mang xa
cuu ban » cuu van, cua ban, cuu san
hoa van » hoa dan, hoang van, hoa phan
sac ky » cac ky, sai ky

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 y) or (sac ky)) ((nang xa) OR (nang x)) hoi. hieu va cham cuu ban thanh hoa van triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach y) OR (sac ky)) ((nang xa) OR (nang x)) hoi. hieu va cham cuu ban thanh hoa van triet*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach y) or (sac ky)) ((nang xa) OR (nang x)) hoi. hieu va cham cuu ban thanh hoa van triet*".