Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van cham » van chat, van tham, van pham
ban hang » ngan hang
nang xa » nang x, nang ma, mang xa
hang vi » hang va, hanh vi, hang di
lang xa » lang ha, dang xay, lang van
cuu ban » cuu van, cua ban, cuu san
va cham » va chat, va tham
vi cua » vai cua, di cua
tu sac » tu sach, tu cac, tu san
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 sac ky ((nang xa) or (lang xa)) hoi. hieu ((van cham) or (va cham)) cuu ban hang vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky ((nang xa) OR (lang xa)) hoi. hieu ((van cham) OR (va cham)) cuu ban hang vi cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sac ky ((nang xa) or (lang xa)) hoi. hieu ((van cham) or (va cham)) cuu ban hang vi cua triet*.