Perhaps you should try some spelling variations:
hanh trinh » canh tranh, hanh chinh
cua triet » cua viet, su triet, va triet
bach tuoc » sach duoc, sach nuoc
trinh cua » tinh cua, trinh luat, trinh quan
va hanh » van hanh, va thanh, va danh
su sach » so sach, vu sach
sach ky » sac ky, sach y, sach ty
hieu va » lieu va
bac tuc » bac tu, bac thua
x hoi » xa hoi, o hoi, x ho

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ky nang x hoi. ((hieu va) or (hieu qua)) ((bac tuc) or (bach tuoc)) va hanh trinh cua triet~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ky nang x hoi. ((hieu va) OR (hieu qua)) ((bac tuc) OR (bach tuoc)) va hanh trinh cua triet.
• Adding a wildcard symbol may retrieve word variants: su sach ky nang x hoi. ((hieu va) or (hieu qua)) ((bac tuc) or (bach tuoc)) va hanh trinh cua triet*.