Perhaps you should try some spelling variations:
dang khai » dang khoi, dang hai, quang khai
ban hanh » ban hang
khai hoi » khai hai, khi hoi, khoan hoi
chat luc » chat lua, nhan luc, chat huu
hanh dai » hanh tai, hanh dao, vanh dai
chat xuc » chat huu, cam xuc, chao xu
ky dang » ky nang, ky danh
hieu du » hien du, hieu su, hiem du
tu sac » tu sach, tu cac, tu san
cua te » cua tu
cua su » qua su
sac ky » cac ky, sai ky

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sac ky dang khai hoi. hieu du ((chat luc) or (chat xuc)) ban hanh dai ((cua te) or (cua su))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky dang khai hoi. hieu du ((chat luc) OR (chat xuc)) ban hanh dai ((cua te) OR (cua su)).
• Adding a wildcard symbol may retrieve word variants: tu sac ky dang khai hoi. hieu du ((chat luc) or (chat xuc)) ban hanh dai ((cua te) or (cua su))*.