Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
nuoc dan » nuoc dang, nuoc san, duoc dan
phuc van » thuc van, phuc va, chuc van
van hanh » van thanh, ban hanh, van anh
nang xa » nang x, lang xa, nang ma
van cau » van hau, van chat, toan cau
van dau » van dao, phan dau
hanh di » hanh vi, hanh de, hang di
dan ky » van ky
di cua » dai cua, doi cua, de cua

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

• Performing a fuzzy search may retrieve terms with similar spellings: nuoc dan ky nang xa hoi. hieu ((van cau) or (van dau)) phuc van hanh di cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nuoc dan ky nang xa hoi. hieu ((van cau) OR (van dau)) phuc van hanh di cua triet.
• Adding a wildcard symbol may retrieve word variants: nuoc dan ky nang xa hoi. hieu ((van cau) or (van dau)) phuc van hanh di cua triet*.