Perhaps you should try some spelling variations:
cuc triet » cua triet, su triet, cac trieu
hieu van » hieu va, thien van, lieu va
hanh tai » thanh tai, hang tai, han tai
ky lang » ky nang, ky dang, ky tang
lang xa » lang ha, dang xay, lang van
van cam » van nam, van lam, van cau
vuc van » duc van, luc van, thuc van
xuc ban » duc ban, cuc ban, quoc ban
su sac » su sach, su cac, su xac
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: su sac ky lang xa hoi. hieu van cam ((vuc van) or (xuc ban)) hanh tai cuc triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ky lang xa hoi. hieu van cam ((vuc van) OR (xuc ban)) hanh tai cuc triet.
• Adding a wildcard symbol may retrieve word variants: su sac ky lang xa hoi. hieu van cam ((vuc van) or (xuc ban)) hanh tai cuc triet*.