Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van thanh » ban thanh, van tuan
nang cap » nang cao, nang cham, nang phap
hieu van » hieu va, thien van, lieu va
cam duc » cam xuc, pham duc, nam duoc
san cua » sang cua, ban cua, dan cua
cao duc » dao duc, cao suc, giao duc
su sach » vu sach
cap voi » cap phoi, cham voi, giap voi
so sach » so sanh, bo sach, co sach

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) or (so sach)) ky nang cap voi. hieu van ((cam duc) or (cao duc)) van thanh san cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((su sach) OR (so sach)) ky nang cap voi. hieu van ((cam duc) OR (cao duc)) van thanh san cua triet.
• Adding a wildcard symbol may retrieve word variants: ((su sach) or (so sach)) ky nang cap voi. hieu van ((cam duc) or (cao duc)) van thanh san cua triet*.