Perhaps you should try some spelling variations:
cua triet » cua viet, su triet
van hanh » van thanh, ban hanh, van anh
va triet » va thiet, va trien, ve triet
so sach » so sanh, bo sach, co sach
dang xa » dang xay, lang xa, dang ha
qua cam » qua cham, qua cac, qua ca
xuc van » duc van, luc van, vuc van
hanh de » hanh ve, hanh kem
y dang » ky dang, 2 dang, _ dang

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 y dang xa hoi. hieu qua cam xuc van hanh de ((cua triet) OR (va triet))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "so sach y dang xa hoi. hieu qua cam xuc van hanh de ((cua triet) OR (va triet))".
• Adding a wildcard symbol may retrieve word variants: so sach y dang xa hoi. hieu qua cam xuc van hanh de ((cua triet) OR (va triet))*.