Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
van hanh » van thanh, ban hanh, van anh
lang ha » long ha
ky lang » ky nang, ky dang, ky tang
qua cam » qua cham, qua cac, qua ca
sach ky » sac ky, sach y, sach ty
va danh » va dinh, va dan, va hanh
cua tre » cua te, cuu tre, dua tren
te sach » toc sach
ha hoi » hoa hoi, ha noi, xa 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 ky lang ha hoi. hieu qua cam xuc ((van hanh) or (va danh)) vi ((cua tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ky lang ha hoi. hieu qua cam xuc ((van hanh) OR (va danh)) vi ((cua tre) OR (cua triet)).
• Adding a wildcard symbol may retrieve word variants: te sach ky lang ha hoi. hieu qua cam xuc ((van hanh) or (va danh)) vi ((cua tre) or (cua triet))*.