Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban hanh » ban hang
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
doi cua » dai cua, hoi cua
tu sai » tu bai, tu san, tu lai
tu cai » tu cac, tu can, tu bai
ve cac » va cac, vien cac
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sai) or (tu cai)) ky nang x hoi. hieu ve cac xuc ((van ban) or (ban hanh)) doi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sai) OR (tu cai)) ky nang x hoi. hieu ve cac xuc ((van ban) OR (ban hanh)) doi cua triet.
• Adding a wildcard symbol may retrieve word variants: ((tu sai) or (tu cai)) ky nang x hoi. hieu ve cac xuc ((van ban) or (ban hanh)) doi cua triet*.