Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
va thanh » gia thanh, ban thanh, le thanh
sach ky » sac ky, sach y, sach kem
va tinh » may tinh
qua cac » cua cac
sach ty » sach y, sach tu, sach thu
cac xuc » cam xuc, cac nuoc, chat xuc
ve cua » le cua, de cua, te cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu ((sach ky) OR (sach ty)) nang x ho. hieu qua cac xuc ((va thanh) or (va tinh)) ve cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu ((sach ky) OR (sach ty)) nang x ho. hieu qua cac xuc ((va thanh) OR (va tinh)) ve cua triet.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu ((sach ky) OR (sach ty)) nang x ho. hieu qua cac xuc ((va thanh) or (va tinh)) ve cua triet".
• Adding a wildcard symbol may retrieve word variants: tu ((sach ky) OR (sach ty)) nang x ho. hieu qua cac xuc ((va thanh) or (va tinh)) ve cua triet*.