Perhaps you should try some spelling variations:
thanh thai » thanh hai, thanh tai, nhanh thai
cua triet » cua viet, su triet, va triet
va thanh » gia thanh, ban thanh, va tinh
ky dang » ky danh
hieu ve » hieu va, hieu van
cam duc » cam xuc, cao duc, pham duc
cua tre » cua te, cuu tre, dua tren
su sac » su sach, su cac, su xac
ve cam » ve cham, ve cac, va cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sac ((ky dang) OR (ky nang)) xa hoi. hieu ve cam duc va thanh thai ((cua tre) or (cua triet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sac ((ky dang) OR (ky nang)) xa hoi. hieu ve cam duc va thanh thai ((cua tre) OR (cua triet)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sac ((ky dang) OR (ky nang)) xa hoi. hieu ve cam duc va thanh thai ((cua tre) or (cua triet))".
• Adding a wildcard symbol may retrieve word variants: su sac ((ky dang) OR (ky nang)) xa hoi. hieu ve cam duc va thanh thai ((cua tre) or (cua triet))*.