Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
ban hanh » ban hang
hanh moi » thanh moi, hanh noi, hanh mot
nang xa » nang x, lang xa, nang ma
duc ban » duc tan, duc van, dua ban
moi cua » hoi cua, doi cua, moi quan
tu sac » tu sach, tu cac, tu san
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 nang xa hoi. thien ((van lam) or (van nam)) duc ban hanh moi cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sac ky nang xa hoi. thien ((van lam) OR (van nam)) duc ban hanh moi cua triet.
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. thien ((van lam) or (van nam)) duc ban hanh moi cua triet*.