Perhaps you should try some spelling variations:
cua triet » su triet, va triet
van nang » van quang, van ban, van dong
cua viet » ca viet, hoa viet, cua vat
vu sach » vu bach, su sach, vu khach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cam luc » cam xuc, cau luc
va nang » da nang, cam nang, kha nang
y nang » ky nang, ly nang, v nang
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach y nang xa hoi. hieu ve cam luc ((va nang) OR (van nang)) cua ((cua triet) or (cua viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach y nang xa hoi. hieu ve cam luc ((va nang) OR (van nang)) cua ((cua triet) OR (cua viet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach y nang xa hoi. hieu ve cam luc ((va nang) OR (van nang)) cua ((cua triet) or (cua viet))".
• Adding a wildcard symbol may retrieve word variants: vu sach y nang xa hoi. hieu ve cam luc ((va nang) OR (van nang)) cua ((cua triet) or (cua viet))*.