Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
thanh dai » thanh hai, thanh tai, thanh dat
cua triet » cua viet, su triet, va triet
nang tao » nang cao, sang tao, nang tai
hieu voi » hieu moi, lieu voi, hieu loi
voi pham » vi pham, toi pham, loai pham
pham duy » pham duc
tu cach » tu cac
bo sach » co sach, hoc sach
tao hoi » tao khoi, tao boi, tay hoi
duy ban » uy ban, duy van, duy can

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu cach) or (bo sach)) ky nang tao hoi. hieu voi pham duy ban thanh dai cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu cach) OR (bo sach)) ky nang tao hoi. hieu voi pham duy ban thanh dai cua triet.
• Adding a wildcard symbol may retrieve word variants: ((tu cach) or (bo sach)) ky nang tao hoi. hieu voi pham duy ban thanh dai cua triet*.