Perhaps you should try some spelling variations:
va triet » va thiet, va trien, ve triet
so sach » so sanh, bo sach, co sach
sach ky » sac ky, sach y, sach ty
ky lang » ky nang, ky dang, ky tang
lang ha » long ha
qua cam » qua cham, qua cac, qua ca
thuc va » thuc vat, thuc dan, thuc day
ha hoi » hoa hoi, ha noi, xa hoi
vi va » vi van, vai va, vu va

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

• Performing a fuzzy search may retrieve terms with similar spellings: so sach ky lang ha hoi. hieu qua cam ((((thuc va) or (tuc xa))) or (duc va)) hanh vi va triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: so sach ky lang ha hoi. hieu qua cam ((((thuc va) OR (tuc xa))) OR (duc va)) hanh vi va triet.
• Adding a wildcard symbol may retrieve word variants: so sach ky lang ha hoi. hieu qua cam ((((thuc va) or (tuc xa))) or (duc va)) hanh vi va triet*.