Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
nhan luc » nang luc
te sach » toc sach
nang ro » nang co, nang ho, nang ra
hieu ca » hieu cac, hieu cua, hieu va
nang o » nang co, nang ho, nang x
luc va » duc va, tuc va, loc va
va can » va chan, va cac, va cao

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 y ((nang o) or (nang ro)) hoi. hieu ca nhan luc va can dai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y ((nang o) OR (nang ro)) hoi. hieu ca nhan luc va can dai cua triet.
• Adding a wildcard symbol may retrieve word variants: te sach y ((nang o) or (nang ro)) hoi. hieu ca nhan luc va can dai cua triet*.