Perhaps you should try some spelling variations:
va triet » va thiet, va trien, ve triet
hang cua » mang cua, hang ca, huong cua
va nang » van nang, da nang, cam nang
hieu ve » hieu va, hieu van
cam luc » cam xuc, cau luc
va hang » van hang, va lang, va hanh
vu sach » vu bach, su sach, vu khach
v nang » vu nang, van nang, voi nang
y nang » ky nang, ly nang, may nang
ve cam » ve cham, ve cac, va cam
luc va » duc va, tuc va, loc va
cua va » cua vat, chua va, cua van

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