Perhaps you should try some spelling variations:
ve triet » va trien, su triet
hanh la » hanh lam, hanh va, hanh ma
xa hanh » xa thanh, xa khanh, va hanh
cam tuc » cam tu, nam thuc, dam thuc
sach ty » sach y, sach tu, sach thu
hieu ve » hieu va, hieu van
bo sach » co sach, hoc sach
ty nang » ky nang, ty xang, ty hang
ma hoi » mai hoi, ma hoa, me hoi
la ve » ly ve, ca ve, va ve

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

• Performing a fuzzy search may retrieve terms with similar spellings: bo sach ty nang ((ma hoi) or (xa hoi)). hieu ve ((cam tuc) or (cam xuc)) xa hanh la ve triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: bo sach ty nang ((ma hoi) OR (xa hoi)). hieu ve ((cam tuc) OR (cam xuc)) xa hanh la ve triet.
• Adding a wildcard symbol may retrieve word variants: bo sach ty nang ((ma hoi) or (xa hoi)). hieu ve ((cam tuc) or (cam xuc)) xa hanh la ve triet*.