Perhaps you should try some spelling variations:
thien van » thi van
cua triet » su triet, va triet
van hanh » van thanh, ban hanh, van anh
cua viet » ca viet, hoa viet, cua vat
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty hang » ly hang, ty xang, thi hang
cua hoi » cua moi
van cam » van nam, van lam, van cau
xuc van » duc van, luc van, xuc ban
ca hoi » cau hoi, xa hoi, co hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty hang ((ca hoi) or (cua hoi)). thien van cam xuc van hanh vi ((cua triet) or (cua viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty hang ((ca hoi) OR (cua hoi)). thien van cam xuc van hanh vi ((cua triet) OR (cua viet)).
• Adding a wildcard symbol may retrieve word variants: te sach ty hang ((ca hoi) or (cua hoi)). thien van cam xuc van hanh vi ((cua triet) or (cua viet))*.