Perhaps you should try some spelling variations:
ve triet » va trien, su triet
nang xa » lang xa, nang ma, mang xa
hieu ve » hieu va, hieu van
cam luc » cam xuc, cau luc
hanh ve » hanh va, hanh kem
tai ky » thai ky, trai ky, sai ky
ve cam » ve cham, ve cac, va cam
luc va » duc va, tuc va, loc va

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

• Performing a fuzzy search may retrieve terms with similar spellings: te tai ky ((nang xa) or (nang x)) hoi. hieu ve cam luc va ((hanh ve) or (hanh vi)) ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te tai ky ((nang xa) OR (nang x)) hoi. hieu ve cam luc va ((hanh ve) OR (hanh vi)) ve triet.
• Adding a wildcard symbol may retrieve word variants: te tai ky ((nang xa) or (nang x)) hoi. hieu ve cam luc va ((hanh ve) or (hanh vi)) ve triet*.