Perhaps you should try some spelling variations:
thien hanh » thien thanh, thien chanh, hien hanh
khanh lai » khanh luan, thanh lap, thanh loi
cua triet » cua viet, su triet, va triet
hanh cua » manh cua, hang cua, hanh sua
xa khanh » xa thanh, van khanh, dat khanh
toc cai » toc cao, toc dai, toc thai
cua hoi » cua moi
cac toc » cac nuoc, cac thoi
cac toi » cac thoi
lai cua » dai cua, hai cua, lai chau

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

• Performing a fuzzy search may retrieve terms with similar spellings: toc cai thien hanh cua hoi. lieu va ((cac toc) or (cac toi)) xa khanh lai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: toc cai thien hanh cua hoi. lieu va ((cac toc) OR (cac toi)) xa khanh lai cua triet.
• Adding a wildcard symbol may retrieve word variants: toc cai thien hanh cua hoi. lieu va ((cac toc) or (cac toi)) xa khanh lai cua triet*.