Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
dam thuc » am thuc, dan thuc, nam thuc
hanh tai » thanh tai, hang tai, han tai
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
va hanh » van hanh, va thanh, va danh
tai cua » thai cua, tai cuc, tri cua
te ban » te bao
ban ky » van ky, dan ky
dam tu » nam tu, tam tu
cam tu » cam thu, nam tu, tam tu

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

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