Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van nang » van quang, van ban, van dong
cap nuoc » dat nuoc
su sach » so sach, vu sach
va nang » cam nang, kha nang, cao nang
da nang » cam nang, kha nang, cao nang
qua cap » qua cac, qua ap, qua ca
va lang » hoa lang
lang vi » hang vi, lang va, sang vi
vi cua » vai cua, di cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ((((va nang) or (da nang))) or (van nang)) xa hoi. hieu qua cap nuoc va lang vi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ((((va nang) OR (da nang))) OR (van nang)) xa hoi. hieu qua cap nuoc va lang vi cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach ((((va nang) or (da nang))) or (van nang)) xa hoi. hieu qua cap nuoc va lang vi cua triet*.